Home / 40,304.33-60,457.85-18,117.78

Finding the Fourth Proportional to 40,304.33, 60,457.85 and 18,117.78

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Solution

The fourth proportional to 40,304.33, 60,457.85 and 18,117.78 is: 27,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,304.33 : 60,457.85 = 18,117.78 : x
  2. Step 2: Convert to fraction form
    40,304.33/60,457.85 = 18,117.78/x
  3. Step 3: Cross multiply
    40,304.33x = 60,457.85 × 18,117.78
  4. Step 4: Simplify right side
    40,304.33x = 1,095,361,827.17
  5. Step 5: Solve for x
    x = 1,095,361,827.17/40,304.33
  6. Step 6: Final answer
    x = 27,177.27

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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.