Home / 63,940.59-95,877.07-28,386.45

Finding the Fourth Proportional to 63,940.59, 95,877.07 and 28,386.45

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Solution

The fourth proportional to 63,940.59, 95,877.07 and 28,386.45 is: 42,564.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,940.59 : 95,877.07 = 28,386.45 : x
  2. Step 2: Convert to fraction form
    63,940.59/95,877.07 = 28,386.45/x
  3. Step 3: Cross multiply
    63,940.59x = 95,877.07 × 28,386.45
  4. Step 4: Simplify right side
    63,940.59x = 2,721,609,582.74
  5. Step 5: Solve for x
    x = 2,721,609,582.74/63,940.59
  6. Step 6: Final answer
    x = 42,564.66

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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.