Home / 18,107.50-24,988.42-10,559.04

Finding the Fourth Proportional to 18,107.50, 24,988.42 and 10,559.04

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Solution

The fourth proportional to 18,107.50, 24,988.42 and 10,559.04 is: 14,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107.50 : 24,988.42 = 10,559.04 : x
  2. Step 2: Convert to fraction form
    18,107.50/24,988.42 = 10,559.04/x
  3. Step 3: Cross multiply
    18,107.50x = 24,988.42 × 10,559.04
  4. Step 4: Simplify right side
    18,107.50x = 263,853,726.32
  5. Step 5: Solve for x
    x = 263,853,726.32/18,107.50
  6. Step 6: Final answer
    x = 14,571.52

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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.