Home / 25,042.75-34,560.14-13,864.75

Finding the Fourth Proportional to 25,042.75, 34,560.14 and 13,864.75

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Solution

The fourth proportional to 25,042.75, 34,560.14 and 13,864.75 is: 19,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,042.75 : 34,560.14 = 13,864.75 : x
  2. Step 2: Convert to fraction form
    25,042.75/34,560.14 = 13,864.75/x
  3. Step 3: Cross multiply
    25,042.75x = 34,560.14 × 13,864.75
  4. Step 4: Simplify right side
    25,042.75x = 479,167,701.07
  5. Step 5: Solve for x
    x = 479,167,701.07/25,042.75
  6. Step 6: Final answer
    x = 19,133.99

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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.