Home / 40,581.50-60,886.10-21,863.46

Finding the Fourth Proportional to 40,581.50, 60,886.10 and 21,863.46

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Solution

The fourth proportional to 40,581.50, 60,886.10 and 21,863.46 is: 32,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,581.50 : 60,886.10 = 21,863.46 : x
  2. Step 2: Convert to fraction form
    40,581.50/60,886.10 = 21,863.46/x
  3. Step 3: Cross multiply
    40,581.50x = 60,886.10 × 21,863.46
  4. Step 4: Simplify right side
    40,581.50x = 1,331,180,811.91
  5. Step 5: Solve for x
    x = 1,331,180,811.91/40,581.50
  6. Step 6: Final answer
    x = 32,802.65

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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.