Home / 18,006.45-24,862.19-10,942.35

Finding the Fourth Proportional to 18,006.45, 24,862.19 and 10,942.35

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Solution

The fourth proportional to 18,006.45, 24,862.19 and 10,942.35 is: 15,108.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.45 : 24,862.19 = 10,942.35 : x
  2. Step 2: Convert to fraction form
    18,006.45/24,862.19 = 10,942.35/x
  3. Step 3: Cross multiply
    18,006.45x = 24,862.19 × 10,942.35
  4. Step 4: Simplify right side
    18,006.45x = 272,050,730.03
  5. Step 5: Solve for x
    x = 272,050,730.03/18,006.45
  6. Step 6: Final answer
    x = 15,108.52

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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.