Home / 44,117.90-66,180.82-12,528.44

Finding the Fourth Proportional to 44,117.90, 66,180.82 and 12,528.44

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Solution

The fourth proportional to 44,117.90, 66,180.82 and 12,528.44 is: 18,793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,117.90 : 66,180.82 = 12,528.44 : x
  2. Step 2: Convert to fraction form
    44,117.90/66,180.82 = 12,528.44/x
  3. Step 3: Cross multiply
    44,117.90x = 66,180.82 × 12,528.44
  4. Step 4: Simplify right side
    44,117.90x = 829,142,432.52
  5. Step 5: Solve for x
    x = 829,142,432.52/44,117.90
  6. Step 6: Final answer
    x = 18,793.79

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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.