Home / 27,624.57-38,119.05-15,523.13

Finding the Fourth Proportional to 27,624.57, 38,119.05 and 15,523.13

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Solution

The fourth proportional to 27,624.57, 38,119.05 and 15,523.13 is: 21,420.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.57 : 38,119.05 = 15,523.13 : x
  2. Step 2: Convert to fraction form
    27,624.57/38,119.05 = 15,523.13/x
  3. Step 3: Cross multiply
    27,624.57x = 38,119.05 × 15,523.13
  4. Step 4: Simplify right side
    27,624.57x = 591,726,968.63
  5. Step 5: Solve for x
    x = 591,726,968.63/27,624.57
  6. Step 6: Final answer
    x = 21,420.31

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Half scale
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Double scale
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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.