Home / 42,304.30-63,411.79-14,197.70

Finding the Fourth Proportional to 42,304.30, 63,411.79 and 14,197.70

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Solution

The fourth proportional to 42,304.30, 63,411.79 and 14,197.70 is: 21,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,304.30 : 63,411.79 = 14,197.70 : x
  2. Step 2: Convert to fraction form
    42,304.30/63,411.79 = 14,197.70/x
  3. Step 3: Cross multiply
    42,304.30x = 63,411.79 × 14,197.70
  4. Step 4: Simplify right side
    42,304.30x = 900,301,570.88
  5. Step 5: Solve for x
    x = 900,301,570.88/42,304.30
  6. Step 6: Final answer
    x = 21,281.56

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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.