Home / 16,620.13-24,930.20-4,308.13

Finding the Fourth Proportional to 16,620.13, 24,930.20 and 4,308.13

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Solution

The fourth proportional to 16,620.13, 24,930.20 and 4,308.13 is: 6,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.13 : 24,930.20 = 4,308.13 : x
  2. Step 2: Convert to fraction form
    16,620.13/24,930.20 = 4,308.13/x
  3. Step 3: Cross multiply
    16,620.13x = 24,930.20 × 4,308.13
  4. Step 4: Simplify right side
    16,620.13x = 107,402,542.53
  5. Step 5: Solve for x
    x = 107,402,542.53/16,620.13
  6. Step 6: Final answer
    x = 6,462.20

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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.