Home / 27,593.12-38,079-15,018.08

Finding the Fourth Proportional to 27,593.12, 38,079 and 15,018.08

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Solution

The fourth proportional to 27,593.12, 38,079 and 15,018.08 is: 20,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,593.12 : 38,079 = 15,018.08 : x
  2. Step 2: Convert to fraction form
    27,593.12/38,079 = 15,018.08/x
  3. Step 3: Cross multiply
    27,593.12x = 38,079 × 15,018.08
  4. Step 4: Simplify right side
    27,593.12x = 571,873,468.32
  5. Step 5: Solve for x
    x = 571,873,468.32/27,593.12
  6. Step 6: Final answer
    x = 20,725.22

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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.