Home / 22,859.20-34,317.60-12,337.60

Finding the Fourth Proportional to 22,859.20, 34,317.60 and 12,337.60

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Solution

The fourth proportional to 22,859.20, 34,317.60 and 12,337.60 is: 18,521.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.20 : 34,317.60 = 12,337.60 : x
  2. Step 2: Convert to fraction form
    22,859.20/34,317.60 = 12,337.60/x
  3. Step 3: Cross multiply
    22,859.20x = 34,317.60 × 12,337.60
  4. Step 4: Simplify right side
    22,859.20x = 423,396,821.76
  5. Step 5: Solve for x
    x = 423,396,821.76/22,859.20
  6. Step 6: Final answer
    x = 18,521.94

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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.