Home / 23,403.60-32,299.92-13,331.52

Finding the Fourth Proportional to 23,403.60, 32,299.92 and 13,331.52

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Solution

The fourth proportional to 23,403.60, 32,299.92 and 13,331.52 is: 18,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,403.60 : 32,299.92 = 13,331.52 : x
  2. Step 2: Convert to fraction form
    23,403.60/32,299.92 = 13,331.52/x
  3. Step 3: Cross multiply
    23,403.60x = 32,299.92 × 13,331.52
  4. Step 4: Simplify right side
    23,403.60x = 430,607,029.48
  5. Step 5: Solve for x
    x = 430,607,029.48/23,403.60
  6. Step 6: Final answer
    x = 18,399.18

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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.