Home / 42,250.88-63,386.40-14,549.12

Finding the Fourth Proportional to 42,250.88, 63,386.40 and 14,549.12

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Solution

The fourth proportional to 42,250.88, 63,386.40 and 14,549.12 is: 21,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,250.88 : 63,386.40 = 14,549.12 : x
  2. Step 2: Convert to fraction form
    42,250.88/63,386.40 = 14,549.12/x
  3. Step 3: Cross multiply
    42,250.88x = 63,386.40 × 14,549.12
  4. Step 4: Simplify right side
    42,250.88x = 922,216,339.97
  5. Step 5: Solve for x
    x = 922,216,339.97/42,250.88
  6. Step 6: Final answer
    x = 21,827.15

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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.