Home / 45,549.28-68,331.17-19,254.25

Finding the Fourth Proportional to 45,549.28, 68,331.17 and 19,254.25

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Solution

The fourth proportional to 45,549.28, 68,331.17 and 19,254.25 is: 28,884.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,549.28 : 68,331.17 = 19,254.25 : x
  2. Step 2: Convert to fraction form
    45,549.28/68,331.17 = 19,254.25/x
  3. Step 3: Cross multiply
    45,549.28x = 68,331.17 × 19,254.25
  4. Step 4: Simplify right side
    45,549.28x = 1,315,665,429.97
  5. Step 5: Solve for x
    x = 1,315,665,429.97/45,549.28
  6. Step 6: Final answer
    x = 28,884.44

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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.