Home / 27,593.96-38,079.90-15,657.32

Finding the Fourth Proportional to 27,593.96, 38,079.90 and 15,657.32

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Solution

The fourth proportional to 27,593.96, 38,079.90 and 15,657.32 is: 21,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,593.96 : 38,079.90 = 15,657.32 : x
  2. Step 2: Convert to fraction form
    27,593.96/38,079.90 = 15,657.32/x
  3. Step 3: Cross multiply
    27,593.96x = 38,079.90 × 15,657.32
  4. Step 4: Simplify right side
    27,593.96x = 596,229,179.87
  5. Step 5: Solve for x
    x = 596,229,179.87/27,593.96
  6. Step 6: Final answer
    x = 21,607.24

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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.