Home / 17,645.80-24,351.78-10,089.40

Finding the Fourth Proportional to 17,645.80, 24,351.78 and 10,089.40

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Solution

The fourth proportional to 17,645.80, 24,351.78 and 10,089.40 is: 13,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,645.80 : 24,351.78 = 10,089.40 : x
  2. Step 2: Convert to fraction form
    17,645.80/24,351.78 = 10,089.40/x
  3. Step 3: Cross multiply
    17,645.80x = 24,351.78 × 10,089.40
  4. Step 4: Simplify right side
    17,645.80x = 245,694,849.13
  5. Step 5: Solve for x
    x = 245,694,849.13/17,645.80
  6. Step 6: Final answer
    x = 13,923.70

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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.