Home / 32,100.68-44,305.06-21,508.76

Finding the Fourth Proportional to 32,100.68, 44,305.06 and 21,508.76

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Solution

The fourth proportional to 32,100.68, 44,305.06 and 21,508.76 is: 29,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,100.68 : 44,305.06 = 21,508.76 : x
  2. Step 2: Convert to fraction form
    32,100.68/44,305.06 = 21,508.76/x
  3. Step 3: Cross multiply
    32,100.68x = 44,305.06 × 21,508.76
  4. Step 4: Simplify right side
    32,100.68x = 952,946,902.33
  5. Step 5: Solve for x
    x = 952,946,902.33/32,100.68
  6. Step 6: Final answer
    x = 29,686.19

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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.