Home / 63,411.12-95,116.56-19,037.80

Finding the Fourth Proportional to 63,411.12, 95,116.56 and 19,037.80

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Solution

The fourth proportional to 63,411.12, 95,116.56 and 19,037.80 is: 28,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,411.12 : 95,116.56 = 19,037.80 : x
  2. Step 2: Convert to fraction form
    63,411.12/95,116.56 = 19,037.80/x
  3. Step 3: Cross multiply
    63,411.12x = 95,116.56 × 19,037.80
  4. Step 4: Simplify right side
    63,411.12x = 1,810,810,045.97
  5. Step 5: Solve for x
    x = 1,810,810,045.97/63,411.12
  6. Step 6: Final answer
    x = 28,556.66

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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.