Home / 17,404.20-26,106.30-15,508.80

Finding the Fourth Proportional to 17,404.20, 26,106.30 and 15,508.80

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Solution

The fourth proportional to 17,404.20, 26,106.30 and 15,508.80 is: 23,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,404.20 : 26,106.30 = 15,508.80 : x
  2. Step 2: Convert to fraction form
    17,404.20/26,106.30 = 15,508.80/x
  3. Step 3: Cross multiply
    17,404.20x = 26,106.30 × 15,508.80
  4. Step 4: Simplify right side
    17,404.20x = 404,877,385.44
  5. Step 5: Solve for x
    x = 404,877,385.44/17,404.20
  6. Step 6: Final answer
    x = 23,263.20

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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.