Home / 15,550.80-23,306.76-12,250.86

Finding the Fourth Proportional to 15,550.80, 23,306.76 and 12,250.86

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Solution

The fourth proportional to 15,550.80, 23,306.76 and 12,250.86 is: 18,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.80 : 23,306.76 = 12,250.86 : x
  2. Step 2: Convert to fraction form
    15,550.80/23,306.76 = 12,250.86/x
  3. Step 3: Cross multiply
    15,550.80x = 23,306.76 × 12,250.86
  4. Step 4: Simplify right side
    15,550.80x = 285,527,853.81
  5. Step 5: Solve for x
    x = 285,527,853.81/15,550.80
  6. Step 6: Final answer
    x = 18,360.98

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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.