Home / 26,408.10-39,612.15-10,836.90

Finding the Fourth Proportional to 26,408.10, 39,612.15 and 10,836.90

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Solution

The fourth proportional to 26,408.10, 39,612.15 and 10,836.90 is: 16,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408.10 : 39,612.15 = 10,836.90 : x
  2. Step 2: Convert to fraction form
    26,408.10/39,612.15 = 10,836.90/x
  3. Step 3: Cross multiply
    26,408.10x = 39,612.15 × 10,836.90
  4. Step 4: Simplify right side
    26,408.10x = 429,272,908.34
  5. Step 5: Solve for x
    x = 429,272,908.34/26,408.10
  6. Step 6: Final answer
    x = 16,255.35

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Similar ratio
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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.