Home / 15,131.28-22,696.92-4,601.40

Finding the Fourth Proportional to 15,131.28, 22,696.92 and 4,601.40

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Solution

The fourth proportional to 15,131.28, 22,696.92 and 4,601.40 is: 6,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.28 : 22,696.92 = 4,601.40 : x
  2. Step 2: Convert to fraction form
    15,131.28/22,696.92 = 4,601.40/x
  3. Step 3: Cross multiply
    15,131.28x = 22,696.92 × 4,601.40
  4. Step 4: Simplify right side
    15,131.28x = 104,437,607.69
  5. Step 5: Solve for x
    x = 104,437,607.69/15,131.28
  6. Step 6: Final answer
    x = 6,902.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.