Home / 25,219.30-34,807.17-14,614.78

Finding the Fourth Proportional to 25,219.30, 34,807.17 and 14,614.78

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Solution

The fourth proportional to 25,219.30, 34,807.17 and 14,614.78 is: 20,171.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.30 : 34,807.17 = 14,614.78 : x
  2. Step 2: Convert to fraction form
    25,219.30/34,807.17 = 14,614.78/x
  3. Step 3: Cross multiply
    25,219.30x = 34,807.17 × 14,614.78
  4. Step 4: Simplify right side
    25,219.30x = 508,699,131.97
  5. Step 5: Solve for x
    x = 508,699,131.97/25,219.30
  6. Step 6: Final answer
    x = 20,171.03

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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.