Home / 38,791.50-58,190.64-10,711.56

Finding the Fourth Proportional to 38,791.50, 58,190.64 and 10,711.56

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Solution

The fourth proportional to 38,791.50, 58,190.64 and 10,711.56 is: 16,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,791.50 : 58,190.64 = 10,711.56 : x
  2. Step 2: Convert to fraction form
    38,791.50/58,190.64 = 10,711.56/x
  3. Step 3: Cross multiply
    38,791.50x = 58,190.64 × 10,711.56
  4. Step 4: Simplify right side
    38,791.50x = 623,312,531.80
  5. Step 5: Solve for x
    x = 623,312,531.80/38,791.50
  6. Step 6: Final answer
    x = 16,068.28

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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.