Home / 16,378.62-24,560.73-4,689.18

Finding the Fourth Proportional to 16,378.62, 24,560.73 and 4,689.18

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Solution

The fourth proportional to 16,378.62, 24,560.73 and 4,689.18 is: 7,031.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378.62 : 24,560.73 = 4,689.18 : x
  2. Step 2: Convert to fraction form
    16,378.62/24,560.73 = 4,689.18/x
  3. Step 3: Cross multiply
    16,378.62x = 24,560.73 × 4,689.18
  4. Step 4: Simplify right side
    16,378.62x = 115,169,683.90
  5. Step 5: Solve for x
    x = 115,169,683.90/16,378.62
  6. Step 6: Final answer
    x = 7,031.71

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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.