Home / 25,507.08-35,217.27-15,951.09

Finding the Fourth Proportional to 25,507.08, 35,217.27 and 15,951.09

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Solution

The fourth proportional to 25,507.08, 35,217.27 and 15,951.09 is: 22,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,507.08 : 35,217.27 = 15,951.09 : x
  2. Step 2: Convert to fraction form
    25,507.08/35,217.27 = 15,951.09/x
  3. Step 3: Cross multiply
    25,507.08x = 35,217.27 × 15,951.09
  4. Step 4: Simplify right side
    25,507.08x = 561,753,843.32
  5. Step 5: Solve for x
    x = 561,753,843.32/25,507.08
  6. Step 6: Final answer
    x = 22,023.45

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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.