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Finding the Fourth Proportional to 44,762.90, 67,129.98 and 14,770.40

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Solution

The fourth proportional to 44,762.90, 67,129.98 and 14,770.40 is: 22,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,762.90 : 67,129.98 = 14,770.40 : x
  2. Step 2: Convert to fraction form
    44,762.90/67,129.98 = 14,770.40/x
  3. Step 3: Cross multiply
    44,762.90x = 67,129.98 × 14,770.40
  4. Step 4: Simplify right side
    44,762.90x = 991,536,656.59
  5. Step 5: Solve for x
    x = 991,536,656.59/44,762.90
  6. Step 6: Final answer
    x = 22,150.86

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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.