Home / 40,268.57-60,389.15-15,302.61

Finding the Fourth Proportional to 40,268.57, 60,389.15 and 15,302.61

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Solution

The fourth proportional to 40,268.57, 60,389.15 and 15,302.61 is: 22,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,268.57 : 60,389.15 = 15,302.61 : x
  2. Step 2: Convert to fraction form
    40,268.57/60,389.15 = 15,302.61/x
  3. Step 3: Cross multiply
    40,268.57x = 60,389.15 × 15,302.61
  4. Step 4: Simplify right side
    40,268.57x = 924,111,534.17
  5. Step 5: Solve for x
    x = 924,111,534.17/40,268.57
  6. Step 6: Final answer
    x = 22,948.71

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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.