Home / 13,363.62-20,065.67-10,612.59

Finding the Fourth Proportional to 13,363.62, 20,065.67 and 10,612.59

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Solution

The fourth proportional to 13,363.62, 20,065.67 and 10,612.59 is: 15,934.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.62 : 20,065.67 = 10,612.59 : x
  2. Step 2: Convert to fraction form
    13,363.62/20,065.67 = 10,612.59/x
  3. Step 3: Cross multiply
    13,363.62x = 20,065.67 × 10,612.59
  4. Step 4: Simplify right side
    13,363.62x = 212,948,675.72
  5. Step 5: Solve for x
    x = 212,948,675.72/13,363.62
  6. Step 6: Final answer
    x = 15,934.95

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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.