Home / 28,010.48-38,654.12-15,264.24

Finding the Fourth Proportional to 28,010.48, 38,654.12 and 15,264.24

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Solution

The fourth proportional to 28,010.48, 38,654.12 and 15,264.24 is: 21,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.48 : 38,654.12 = 15,264.24 : x
  2. Step 2: Convert to fraction form
    28,010.48/38,654.12 = 15,264.24/x
  3. Step 3: Cross multiply
    28,010.48x = 38,654.12 × 15,264.24
  4. Step 4: Simplify right side
    28,010.48x = 590,025,764.67
  5. Step 5: Solve for x
    x = 590,025,764.67/28,010.48
  6. Step 6: Final answer
    x = 21,064.46

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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.