Home / 42,818.05-59,145.38-32,869.43

Finding the Fourth Proportional to 42,818.05, 59,145.38 and 32,869.43

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Solution

The fourth proportional to 42,818.05, 59,145.38 and 32,869.43 is: 45,403.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,818.05 : 59,145.38 = 32,869.43 : x
  2. Step 2: Convert to fraction form
    42,818.05/59,145.38 = 32,869.43/x
  3. Step 3: Cross multiply
    42,818.05x = 59,145.38 × 32,869.43
  4. Step 4: Simplify right side
    42,818.05x = 1,944,074,927.73
  5. Step 5: Solve for x
    x = 1,944,074,927.73/42,818.05
  6. Step 6: Final answer
    x = 45,403.16

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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.