Home / 27,517.24-37,966.08-15,580.32

Finding the Fourth Proportional to 27,517.24, 37,966.08 and 15,580.32

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Solution

The fourth proportional to 27,517.24, 37,966.08 and 15,580.32 is: 21,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.24 : 37,966.08 = 15,580.32 : x
  2. Step 2: Convert to fraction form
    27,517.24/37,966.08 = 15,580.32/x
  3. Step 3: Cross multiply
    27,517.24x = 37,966.08 × 15,580.32
  4. Step 4: Simplify right side
    27,517.24x = 591,523,675.55
  5. Step 5: Solve for x
    x = 591,523,675.55/27,517.24
  6. Step 6: Final answer
    x = 21,496.48

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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.