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Finding the Fourth Proportional to 40,193.83, 60,289.83 and 10,613.74

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Solution

The fourth proportional to 40,193.83, 60,289.83 and 10,613.74 is: 15,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193.83 : 60,289.83 = 10,613.74 : x
  2. Step 2: Convert to fraction form
    40,193.83/60,289.83 = 10,613.74/x
  3. Step 3: Cross multiply
    40,193.83x = 60,289.83 × 10,613.74
  4. Step 4: Simplify right side
    40,193.83x = 639,900,580.26
  5. Step 5: Solve for x
    x = 639,900,580.26/40,193.83
  6. Step 6: Final answer
    x = 15,920.37

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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.