Home / 18,752.04-28,132.92-7,065.36

Finding the Fourth Proportional to 18,752.04, 28,132.92 and 7,065.36

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Solution

The fourth proportional to 18,752.04, 28,132.92 and 7,065.36 is: 10,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752.04 : 28,132.92 = 7,065.36 : x
  2. Step 2: Convert to fraction form
    18,752.04/28,132.92 = 7,065.36/x
  3. Step 3: Cross multiply
    18,752.04x = 28,132.92 × 7,065.36
  4. Step 4: Simplify right side
    18,752.04x = 198,769,207.65
  5. Step 5: Solve for x
    x = 198,769,207.65/18,752.04
  6. Step 6: Final answer
    x = 10,599.87

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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.