Home / 63,728.55-95,572.37-21,024.38

Finding the Fourth Proportional to 63,728.55, 95,572.37 and 21,024.38

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Solution

The fourth proportional to 63,728.55, 95,572.37 and 21,024.38 is: 31,529.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,728.55 : 95,572.37 = 21,024.38 : x
  2. Step 2: Convert to fraction form
    63,728.55/95,572.37 = 21,024.38/x
  3. Step 3: Cross multiply
    63,728.55x = 95,572.37 × 21,024.38
  4. Step 4: Simplify right side
    63,728.55x = 2,009,349,958.19
  5. Step 5: Solve for x
    x = 2,009,349,958.19/63,728.55
  6. Step 6: Final answer
    x = 31,529.82

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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.