Home / 41,138.16-61,707.60-9,973.68

Finding the Fourth Proportional to 41,138.16, 61,707.60 and 9,973.68

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Solution

The fourth proportional to 41,138.16, 61,707.60 and 9,973.68 is: 14,960.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,138.16 : 61,707.60 = 9,973.68 : x
  2. Step 2: Convert to fraction form
    41,138.16/61,707.60 = 9,973.68/x
  3. Step 3: Cross multiply
    41,138.16x = 61,707.60 × 9,973.68
  4. Step 4: Simplify right side
    41,138.16x = 615,451,855.97
  5. Step 5: Solve for x
    x = 615,451,855.97/41,138.16
  6. Step 6: Final answer
    x = 14,960.61

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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.