Home / 14,569.38-20,101.05-8,603.04

Finding the Fourth Proportional to 14,569.38, 20,101.05 and 8,603.04

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Solution

The fourth proportional to 14,569.38, 20,101.05 and 8,603.04 is: 11,869.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.38 : 20,101.05 = 8,603.04 : x
  2. Step 2: Convert to fraction form
    14,569.38/20,101.05 = 8,603.04/x
  3. Step 3: Cross multiply
    14,569.38x = 20,101.05 × 8,603.04
  4. Step 4: Simplify right side
    14,569.38x = 172,930,137.19
  5. Step 5: Solve for x
    x = 172,930,137.19/14,569.38
  6. Step 6: Final answer
    x = 11,869.42

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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.