Home / 51,800.60-71,491.16-29,140.55

Finding the Fourth Proportional to 51,800.60, 71,491.16 and 29,140.55

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Solution

The fourth proportional to 51,800.60, 71,491.16 and 29,140.55 is: 40,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,800.60 : 71,491.16 = 29,140.55 : x
  2. Step 2: Convert to fraction form
    51,800.60/71,491.16 = 29,140.55/x
  3. Step 3: Cross multiply
    51,800.60x = 71,491.16 × 29,140.55
  4. Step 4: Simplify right side
    51,800.60x = 2,083,291,722.54
  5. Step 5: Solve for x
    x = 2,083,291,722.54/51,800.60
  6. Step 6: Final answer
    x = 40,217.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.