Home / 14,532.78-20,049.27-10,545.06

Finding the Fourth Proportional to 14,532.78, 20,049.27 and 10,545.06

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Solution

The fourth proportional to 14,532.78, 20,049.27 and 10,545.06 is: 14,547.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.78 : 20,049.27 = 10,545.06 : x
  2. Step 2: Convert to fraction form
    14,532.78/20,049.27 = 10,545.06/x
  3. Step 3: Cross multiply
    14,532.78x = 20,049.27 × 10,545.06
  4. Step 4: Simplify right side
    14,532.78x = 211,420,755.11
  5. Step 5: Solve for x
    x = 211,420,755.11/14,532.78
  6. Step 6: Final answer
    x = 14,547.85

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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.