Home / 42,122.67-63,184.21-17,162.95

Finding the Fourth Proportional to 42,122.67, 63,184.21 and 17,162.95

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Solution

The fourth proportional to 42,122.67, 63,184.21 and 17,162.95 is: 25,744.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122.67 : 63,184.21 = 17,162.95 : x
  2. Step 2: Convert to fraction form
    42,122.67/63,184.21 = 17,162.95/x
  3. Step 3: Cross multiply
    42,122.67x = 63,184.21 × 17,162.95
  4. Step 4: Simplify right side
    42,122.67x = 1,084,427,437.02
  5. Step 5: Solve for x
    x = 1,084,427,437.02/42,122.67
  6. Step 6: Final answer
    x = 25,744.51

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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.