Home / 42,210.44-63,292.28-17,268

Finding the Fourth Proportional to 42,210.44, 63,292.28 and 17,268

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Solution

The fourth proportional to 42,210.44, 63,292.28 and 17,268 is: 25,892.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,210.44 : 63,292.28 = 17,268 : x
  2. Step 2: Convert to fraction form
    42,210.44/63,292.28 = 17,268/x
  3. Step 3: Cross multiply
    42,210.44x = 63,292.28 × 17,268
  4. Step 4: Simplify right side
    42,210.44x = 1,092,931,091.04
  5. Step 5: Solve for x
    x = 1,092,931,091.04/42,210.44
  6. Step 6: Final answer
    x = 25,892.44

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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.