Home / 12,332.64-18,496.12-3,565.60

Finding the Fourth Proportional to 12,332.64, 18,496.12 and 3,565.60

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Solution

The fourth proportional to 12,332.64, 18,496.12 and 3,565.60 is: 5,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.64 : 18,496.12 = 3,565.60 : x
  2. Step 2: Convert to fraction form
    12,332.64/18,496.12 = 3,565.60/x
  3. Step 3: Cross multiply
    12,332.64x = 18,496.12 × 3,565.60
  4. Step 4: Simplify right side
    12,332.64x = 65,949,765.47
  5. Step 5: Solve for x
    x = 65,949,765.47/12,332.64
  6. Step 6: Final answer
    x = 5,347.58

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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.