Home / 23,329.86-32,195.28-12,719.28

Finding the Fourth Proportional to 23,329.86, 32,195.28 and 12,719.28

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Solution

The fourth proportional to 23,329.86, 32,195.28 and 12,719.28 is: 17,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329.86 : 32,195.28 = 12,719.28 : x
  2. Step 2: Convert to fraction form
    23,329.86/32,195.28 = 12,719.28/x
  3. Step 3: Cross multiply
    23,329.86x = 32,195.28 × 12,719.28
  4. Step 4: Simplify right side
    23,329.86x = 409,500,781.00
  5. Step 5: Solve for x
    x = 409,500,781.00/23,329.86
  6. Step 6: Final answer
    x = 17,552.65

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1.5x scale

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.