Home / 25,167.24-34,744.14-15,738.84

Finding the Fourth Proportional to 25,167.24, 34,744.14 and 15,738.84

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Solution

The fourth proportional to 25,167.24, 34,744.14 and 15,738.84 is: 21,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,167.24 : 34,744.14 = 15,738.84 : x
  2. Step 2: Convert to fraction form
    25,167.24/34,744.14 = 15,738.84/x
  3. Step 3: Cross multiply
    25,167.24x = 34,744.14 × 15,738.84
  4. Step 4: Simplify right side
    25,167.24x = 546,832,460.40
  5. Step 5: Solve for x
    x = 546,832,460.40/25,167.24
  6. Step 6: Final answer
    x = 21,727.95

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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.