Home / 17,720.50-24,452.24-10,164.76

Finding the Fourth Proportional to 17,720.50, 24,452.24 and 10,164.76

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Solution

The fourth proportional to 17,720.50, 24,452.24 and 10,164.76 is: 14,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.50 : 24,452.24 = 10,164.76 : x
  2. Step 2: Convert to fraction form
    17,720.50/24,452.24 = 10,164.76/x
  3. Step 3: Cross multiply
    17,720.50x = 24,452.24 × 10,164.76
  4. Step 4: Simplify right side
    17,720.50x = 248,551,151.06
  5. Step 5: Solve for x
    x = 248,551,151.06/17,720.50
  6. Step 6: Final answer
    x = 14,026.19

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Half scale
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Double scale
Find fourth proportional to 17,721.50, 24,453.62 and 10,165.76
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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.