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Finding the Fourth Proportional to 50,566.56, 75,862.80 and 19,404.24

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Solution

The fourth proportional to 50,566.56, 75,862.80 and 19,404.24 is: 29,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,566.56 : 75,862.80 = 19,404.24 : x
  2. Step 2: Convert to fraction form
    50,566.56/75,862.80 = 19,404.24/x
  3. Step 3: Cross multiply
    50,566.56x = 75,862.80 × 19,404.24
  4. Step 4: Simplify right side
    50,566.56x = 1,472,059,978.27
  5. Step 5: Solve for x
    x = 1,472,059,978.27/50,566.56
  6. Step 6: Final answer
    x = 29,111.33

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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.