Home / 16,247.20-22,404-10,577.60

Finding the Fourth Proportional to 16,247.20, 22,404 and 10,577.60

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Solution

The fourth proportional to 16,247.20, 22,404 and 10,577.60 is: 14,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.20 : 22,404 = 10,577.60 : x
  2. Step 2: Convert to fraction form
    16,247.20/22,404 = 10,577.60/x
  3. Step 3: Cross multiply
    16,247.20x = 22,404 × 10,577.60
  4. Step 4: Simplify right side
    16,247.20x = 236,980,550.40
  5. Step 5: Solve for x
    x = 236,980,550.40/16,247.20
  6. Step 6: Final answer
    x = 14,585.93

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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.