Home / 26,269.40-39,404.10-16,419.80

Finding the Fourth Proportional to 26,269.40, 39,404.10 and 16,419.80

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Solution

The fourth proportional to 26,269.40, 39,404.10 and 16,419.80 is: 24,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,269.40 : 39,404.10 = 16,419.80 : x
  2. Step 2: Convert to fraction form
    26,269.40/39,404.10 = 16,419.80/x
  3. Step 3: Cross multiply
    26,269.40x = 39,404.10 × 16,419.80
  4. Step 4: Simplify right side
    26,269.40x = 647,007,441.18
  5. Step 5: Solve for x
    x = 647,007,441.18/26,269.40
  6. Step 6: Final answer
    x = 24,629.70

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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.