Home / 25,161.17-34,724.22-15,089.43

Finding the Fourth Proportional to 25,161.17, 34,724.22 and 15,089.43

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Solution

The fourth proportional to 25,161.17, 34,724.22 and 15,089.43 is: 20,824.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,161.17 : 34,724.22 = 15,089.43 : x
  2. Step 2: Convert to fraction form
    25,161.17/34,724.22 = 15,089.43/x
  3. Step 3: Cross multiply
    25,161.17x = 34,724.22 × 15,089.43
  4. Step 4: Simplify right side
    25,161.17x = 523,968,686.99
  5. Step 5: Solve for x
    x = 523,968,686.99/25,161.17
  6. Step 6: Final answer
    x = 20,824.50

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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.