Home / 15,444.36-23,144.94-8,424.36

Finding the Fourth Proportional to 15,444.36, 23,144.94 and 8,424.36

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Solution

The fourth proportional to 15,444.36, 23,144.94 and 8,424.36 is: 12,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444.36 : 23,144.94 = 8,424.36 : x
  2. Step 2: Convert to fraction form
    15,444.36/23,144.94 = 8,424.36/x
  3. Step 3: Cross multiply
    15,444.36x = 23,144.94 × 8,424.36
  4. Step 4: Simplify right side
    15,444.36x = 194,981,306.74
  5. Step 5: Solve for x
    x = 194,981,306.74/15,444.36
  6. Step 6: Final answer
    x = 12,624.76

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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.