Home / 25,464.80-38,197.12-14,366.40

Finding the Fourth Proportional to 25,464.80, 38,197.12 and 14,366.40

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Solution

The fourth proportional to 25,464.80, 38,197.12 and 14,366.40 is: 21,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,464.80 : 38,197.12 = 14,366.40 : x
  2. Step 2: Convert to fraction form
    25,464.80/38,197.12 = 14,366.40/x
  3. Step 3: Cross multiply
    25,464.80x = 38,197.12 × 14,366.40
  4. Step 4: Simplify right side
    25,464.80x = 548,755,104.77
  5. Step 5: Solve for x
    x = 548,755,104.77/25,464.80
  6. Step 6: Final answer
    x = 21,549.55

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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.