Home / 25,106.40-34,632-16,151.04

Finding the Fourth Proportional to 25,106.40, 34,632 and 16,151.04

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Solution

The fourth proportional to 25,106.40, 34,632 and 16,151.04 is: 22,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,106.40 : 34,632 = 16,151.04 : x
  2. Step 2: Convert to fraction form
    25,106.40/34,632 = 16,151.04/x
  3. Step 3: Cross multiply
    25,106.40x = 34,632 × 16,151.04
  4. Step 4: Simplify right side
    25,106.40x = 559,342,817.28
  5. Step 5: Solve for x
    x = 559,342,817.28/25,106.40
  6. Step 6: Final answer
    x = 22,278.89

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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.