Home / 21,577.92-32,357.34-15,006.12

Finding the Fourth Proportional to 21,577.92, 32,357.34 and 15,006.12

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Solution

The fourth proportional to 21,577.92, 32,357.34 and 15,006.12 is: 22,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,577.92 : 32,357.34 = 15,006.12 : x
  2. Step 2: Convert to fraction form
    21,577.92/32,357.34 = 15,006.12/x
  3. Step 3: Cross multiply
    21,577.92x = 32,357.34 × 15,006.12
  4. Step 4: Simplify right side
    21,577.92x = 485,558,126.92
  5. Step 5: Solve for x
    x = 485,558,126.92/21,577.92
  6. Step 6: Final answer
    x = 22,502.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.