Home / 25,385.20-35,026.02-14,769.14

Finding the Fourth Proportional to 25,385.20, 35,026.02 and 14,769.14

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Solution

The fourth proportional to 25,385.20, 35,026.02 and 14,769.14 is: 20,378.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,385.20 : 35,026.02 = 14,769.14 : x
  2. Step 2: Convert to fraction form
    25,385.20/35,026.02 = 14,769.14/x
  3. Step 3: Cross multiply
    25,385.20x = 35,026.02 × 14,769.14
  4. Step 4: Simplify right side
    25,385.20x = 517,304,017.89
  5. Step 5: Solve for x
    x = 517,304,017.89/25,385.20
  6. Step 6: Final answer
    x = 20,378.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.