Home / 42,841.29-64,217.79-17,895.90

Finding the Fourth Proportional to 42,841.29, 64,217.79 and 17,895.90

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Solution

The fourth proportional to 42,841.29, 64,217.79 and 17,895.90 is: 26,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,841.29 : 64,217.79 = 17,895.90 : x
  2. Step 2: Convert to fraction form
    42,841.29/64,217.79 = 17,895.90/x
  3. Step 3: Cross multiply
    42,841.29x = 64,217.79 × 17,895.90
  4. Step 4: Simplify right side
    42,841.29x = 1,149,235,148.06
  5. Step 5: Solve for x
    x = 1,149,235,148.06/42,841.29
  6. Step 6: Final answer
    x = 26,825.41

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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.