Home / 32,443.24-48,665.32-13,720.92

Finding the Fourth Proportional to 32,443.24, 48,665.32 and 13,720.92

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Solution

The fourth proportional to 32,443.24, 48,665.32 and 13,720.92 is: 20,581.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,443.24 : 48,665.32 = 13,720.92 : x
  2. Step 2: Convert to fraction form
    32,443.24/48,665.32 = 13,720.92/x
  3. Step 3: Cross multiply
    32,443.24x = 48,665.32 × 13,720.92
  4. Step 4: Simplify right side
    32,443.24x = 667,732,962.49
  5. Step 5: Solve for x
    x = 667,732,962.49/32,443.24
  6. Step 6: Final answer
    x = 20,581.57

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1.5x scale

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.