Home / 24,451.52-36,680.16-7,812.48

Finding the Fourth Proportional to 24,451.52, 36,680.16 and 7,812.48

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Solution

The fourth proportional to 24,451.52, 36,680.16 and 7,812.48 is: 11,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,451.52 : 36,680.16 = 7,812.48 : x
  2. Step 2: Convert to fraction form
    24,451.52/36,680.16 = 7,812.48/x
  3. Step 3: Cross multiply
    24,451.52x = 36,680.16 × 7,812.48
  4. Step 4: Simplify right side
    24,451.52x = 286,563,016.40
  5. Step 5: Solve for x
    x = 286,563,016.40/24,451.52
  6. Step 6: Final answer
    x = 11,719.64

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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.