Home / 43,565.46-65,354.25-13,992.36

Finding the Fourth Proportional to 43,565.46, 65,354.25 and 13,992.36

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Solution

The fourth proportional to 43,565.46, 65,354.25 and 13,992.36 is: 20,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,565.46 : 65,354.25 = 13,992.36 : x
  2. Step 2: Convert to fraction form
    43,565.46/65,354.25 = 13,992.36/x
  3. Step 3: Cross multiply
    43,565.46x = 65,354.25 × 13,992.36
  4. Step 4: Simplify right side
    43,565.46x = 914,460,193.53
  5. Step 5: Solve for x
    x = 914,460,193.53/43,565.46
  6. Step 6: Final answer
    x = 20,990.49

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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.