Home / 32,615.16-45,008.92-18,470.73

Finding the Fourth Proportional to 32,615.16, 45,008.92 and 18,470.73

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Solution

The fourth proportional to 32,615.16, 45,008.92 and 18,470.73 is: 25,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.16 : 45,008.92 = 18,470.73 : x
  2. Step 2: Convert to fraction form
    32,615.16/45,008.92 = 18,470.73/x
  3. Step 3: Cross multiply
    32,615.16x = 45,008.92 × 18,470.73
  4. Step 4: Simplify right side
    32,615.16x = 831,347,696.89
  5. Step 5: Solve for x
    x = 831,347,696.89/32,615.16
  6. Step 6: Final answer
    x = 25,489.61

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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.