Home / 28,401.68-39,197.23-17,074.86

Finding the Fourth Proportional to 28,401.68, 39,197.23 and 17,074.86

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Solution

The fourth proportional to 28,401.68, 39,197.23 and 17,074.86 is: 23,565.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,401.68 : 39,197.23 = 17,074.86 : x
  2. Step 2: Convert to fraction form
    28,401.68/39,197.23 = 17,074.86/x
  3. Step 3: Cross multiply
    28,401.68x = 39,197.23 × 17,074.86
  4. Step 4: Simplify right side
    28,401.68x = 669,287,171.95
  5. Step 5: Solve for x
    x = 669,287,171.95/28,401.68
  6. Step 6: Final answer
    x = 23,565.06

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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.