Home / 44,761.90-67,128.48-14,769.40

Finding the Fourth Proportional to 44,761.90, 67,128.48 and 14,769.40

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Solution

The fourth proportional to 44,761.90, 67,128.48 and 14,769.40 is: 22,149.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,761.90 : 67,128.48 = 14,769.40 : x
  2. Step 2: Convert to fraction form
    44,761.90/67,128.48 = 14,769.40/x
  3. Step 3: Cross multiply
    44,761.90x = 67,128.48 × 14,769.40
  4. Step 4: Simplify right side
    44,761.90x = 991,447,372.51
  5. Step 5: Solve for x
    x = 991,447,372.51/44,761.90
  6. Step 6: Final answer
    x = 22,149.36

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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.