Home / 27,910.53-38,515.85-15,973.10

Finding the Fourth Proportional to 27,910.53, 38,515.85 and 15,973.10

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Solution

The fourth proportional to 27,910.53, 38,515.85 and 15,973.10 is: 22,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.53 : 38,515.85 = 15,973.10 : x
  2. Step 2: Convert to fraction form
    27,910.53/38,515.85 = 15,973.10/x
  3. Step 3: Cross multiply
    27,910.53x = 38,515.85 × 15,973.10
  4. Step 4: Simplify right side
    27,910.53x = 615,217,523.64
  5. Step 5: Solve for x
    x = 615,217,523.64/27,910.53
  6. Step 6: Final answer
    x = 22,042.49

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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.