Home / 15,829.30-23,740.71-5,441.86

Finding the Fourth Proportional to 15,829.30, 23,740.71 and 5,441.86

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Solution

The fourth proportional to 15,829.30, 23,740.71 and 5,441.86 is: 8,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829.30 : 23,740.71 = 5,441.86 : x
  2. Step 2: Convert to fraction form
    15,829.30/23,740.71 = 5,441.86/x
  3. Step 3: Cross multiply
    15,829.30x = 23,740.71 × 5,441.86
  4. Step 4: Simplify right side
    15,829.30x = 129,193,620.12
  5. Step 5: Solve for x
    x = 129,193,620.12/15,829.30
  6. Step 6: Final answer
    x = 8,161.68

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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.