Home / 15,980.28-23,981.04-5,592

Finding the Fourth Proportional to 15,980.28, 23,981.04 and 5,592

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Solution

The fourth proportional to 15,980.28, 23,981.04 and 5,592 is: 8,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980.28 : 23,981.04 = 5,592 : x
  2. Step 2: Convert to fraction form
    15,980.28/23,981.04 = 5,592/x
  3. Step 3: Cross multiply
    15,980.28x = 23,981.04 × 5,592
  4. Step 4: Simplify right side
    15,980.28x = 134,101,975.68
  5. Step 5: Solve for x
    x = 134,101,975.68/15,980.28
  6. Step 6: Final answer
    x = 8,391.72

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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.