Home / 42,959.28-64,418.22-33,575.52

Finding the Fourth Proportional to 42,959.28, 64,418.22 and 33,575.52

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Solution

The fourth proportional to 42,959.28, 64,418.22 and 33,575.52 is: 50,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,959.28 : 64,418.22 = 33,575.52 : x
  2. Step 2: Convert to fraction form
    42,959.28/64,418.22 = 33,575.52/x
  3. Step 3: Cross multiply
    42,959.28x = 64,418.22 × 33,575.52
  4. Step 4: Simplify right side
    42,959.28x = 2,162,875,233.97
  5. Step 5: Solve for x
    x = 2,162,875,233.97/42,959.28
  6. Step 6: Final answer
    x = 50,347.10

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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.