Home / 26,445.72-39,649.14-12,604.44

Finding the Fourth Proportional to 26,445.72, 39,649.14 and 12,604.44

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Solution

The fourth proportional to 26,445.72, 39,649.14 and 12,604.44 is: 18,897.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.72 : 39,649.14 = 12,604.44 : x
  2. Step 2: Convert to fraction form
    26,445.72/39,649.14 = 12,604.44/x
  3. Step 3: Cross multiply
    26,445.72x = 39,649.14 × 12,604.44
  4. Step 4: Simplify right side
    26,445.72x = 499,755,206.18
  5. Step 5: Solve for x
    x = 499,755,206.18/26,445.72
  6. Step 6: Final answer
    x = 18,897.39

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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.