Home / 47,042.04-70,545.22-13,755.08

Finding the Fourth Proportional to 47,042.04, 70,545.22 and 13,755.08

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Solution

The fourth proportional to 47,042.04, 70,545.22 and 13,755.08 is: 20,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,042.04 : 70,545.22 = 13,755.08 : x
  2. Step 2: Convert to fraction form
    47,042.04/70,545.22 = 13,755.08/x
  3. Step 3: Cross multiply
    47,042.04x = 70,545.22 × 13,755.08
  4. Step 4: Simplify right side
    47,042.04x = 970,355,144.72
  5. Step 5: Solve for x
    x = 970,355,144.72/47,042.04
  6. Step 6: Final answer
    x = 20,627.40

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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.