Home / 15,470.36-23,184.57-7,132.04

Finding the Fourth Proportional to 15,470.36, 23,184.57 and 7,132.04

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Solution

The fourth proportional to 15,470.36, 23,184.57 and 7,132.04 is: 10,688.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,470.36 : 23,184.57 = 7,132.04 : x
  2. Step 2: Convert to fraction form
    15,470.36/23,184.57 = 7,132.04/x
  3. Step 3: Cross multiply
    15,470.36x = 23,184.57 × 7,132.04
  4. Step 4: Simplify right side
    15,470.36x = 165,353,280.62
  5. Step 5: Solve for x
    x = 165,353,280.62/15,470.36
  6. Step 6: Final answer
    x = 10,688.39

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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.