Home / 27,360.05-37,748.18-21,599.24

Finding the Fourth Proportional to 27,360.05, 37,748.18 and 21,599.24

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Solution

The fourth proportional to 27,360.05, 37,748.18 and 21,599.24 is: 29,800.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,360.05 : 37,748.18 = 21,599.24 : x
  2. Step 2: Convert to fraction form
    27,360.05/37,748.18 = 21,599.24/x
  3. Step 3: Cross multiply
    27,360.05x = 37,748.18 × 21,599.24
  4. Step 4: Simplify right side
    27,360.05x = 815,331,999.38
  5. Step 5: Solve for x
    x = 815,331,999.38/27,360.05
  6. Step 6: Final answer
    x = 29,800.09

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Half scale
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Double scale
Find fourth proportional to 27,361.05, 37,749.56 and 21,600.24
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.