Home / 18,024.40-24,865.99-11,305.45

Finding the Fourth Proportional to 18,024.40, 24,865.99 and 11,305.45

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Solution

The fourth proportional to 18,024.40, 24,865.99 and 11,305.45 is: 15,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,024.40 : 24,865.99 = 11,305.45 : x
  2. Step 2: Convert to fraction form
    18,024.40/24,865.99 = 11,305.45/x
  3. Step 3: Cross multiply
    18,024.40x = 24,865.99 × 11,305.45
  4. Step 4: Simplify right side
    18,024.40x = 281,121,206.65
  5. Step 5: Solve for x
    x = 281,121,206.65/18,024.40
  6. Step 6: Final answer
    x = 15,596.70

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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.