Home / 32,407.77-44,731.05-21,105.43

Finding the Fourth Proportional to 32,407.77, 44,731.05 and 21,105.43

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Solution

The fourth proportional to 32,407.77, 44,731.05 and 21,105.43 is: 29,130.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,407.77 : 44,731.05 = 21,105.43 : x
  2. Step 2: Convert to fraction form
    32,407.77/44,731.05 = 21,105.43/x
  3. Step 3: Cross multiply
    32,407.77x = 44,731.05 × 21,105.43
  4. Step 4: Simplify right side
    32,407.77x = 944,068,044.60
  5. Step 5: Solve for x
    x = 944,068,044.60/32,407.77
  6. Step 6: Final answer
    x = 29,130.92

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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.