Home / 23,328.28-32,193.36-12,717.90

Finding the Fourth Proportional to 23,328.28, 32,193.36 and 12,717.90

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Solution

The fourth proportional to 23,328.28, 32,193.36 and 12,717.90 is: 17,550.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328.28 : 32,193.36 = 12,717.90 : x
  2. Step 2: Convert to fraction form
    23,328.28/32,193.36 = 12,717.90/x
  3. Step 3: Cross multiply
    23,328.28x = 32,193.36 × 12,717.90
  4. Step 4: Simplify right side
    23,328.28x = 409,431,933.14
  5. Step 5: Solve for x
    x = 409,431,933.14/23,328.28
  6. Step 6: Final answer
    x = 17,550.88

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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.