Home / 21,232.52-31,849.50-5,650.16

Finding the Fourth Proportional to 21,232.52, 31,849.50 and 5,650.16

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Solution

The fourth proportional to 21,232.52, 31,849.50 and 5,650.16 is: 8,475.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232.52 : 31,849.50 = 5,650.16 : x
  2. Step 2: Convert to fraction form
    21,232.52/31,849.50 = 5,650.16/x
  3. Step 3: Cross multiply
    21,232.52x = 31,849.50 × 5,650.16
  4. Step 4: Simplify right side
    21,232.52x = 179,954,677.17
  5. Step 5: Solve for x
    x = 179,954,677.17/21,232.52
  6. Step 6: Final answer
    x = 8,475.43

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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.