Home / 42,122.40-63,182.39-17,156.28

Finding the Fourth Proportional to 42,122.40, 63,182.39 and 17,156.28

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Solution

The fourth proportional to 42,122.40, 63,182.39 and 17,156.28 is: 25,733.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,122.40 : 63,182.39 = 17,156.28 : x
  2. Step 2: Convert to fraction form
    42,122.40/63,182.39 = 17,156.28/x
  3. Step 3: Cross multiply
    42,122.40x = 63,182.39 × 17,156.28
  4. Step 4: Simplify right side
    42,122.40x = 1,083,974,573.06
  5. Step 5: Solve for x
    x = 1,083,974,573.06/42,122.40
  6. Step 6: Final answer
    x = 25,733.92

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1.5x scale

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.