Home / 27,530.16-37,991.52-15,592.32

Finding the Fourth Proportional to 27,530.16, 37,991.52 and 15,592.32

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Solution

The fourth proportional to 27,530.16, 37,991.52 and 15,592.32 is: 21,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530.16 : 37,991.52 = 15,592.32 : x
  2. Step 2: Convert to fraction form
    27,530.16/37,991.52 = 15,592.32/x
  3. Step 3: Cross multiply
    27,530.16x = 37,991.52 × 15,592.32
  4. Step 4: Simplify right side
    27,530.16x = 592,375,937.13
  5. Step 5: Solve for x
    x = 592,375,937.13/27,530.16
  6. Step 6: Final answer
    x = 21,517.34

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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.