Home / 26,778.34-36,948.79-16,168.56

Finding the Fourth Proportional to 26,778.34, 36,948.79 and 16,168.56

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Solution

The fourth proportional to 26,778.34, 36,948.79 and 16,168.56 is: 22,309.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,778.34 : 36,948.79 = 16,168.56 : x
  2. Step 2: Convert to fraction form
    26,778.34/36,948.79 = 16,168.56/x
  3. Step 3: Cross multiply
    26,778.34x = 36,948.79 × 16,168.56
  4. Step 4: Simplify right side
    26,778.34x = 597,408,728.04
  5. Step 5: Solve for x
    x = 597,408,728.04/26,778.34
  6. Step 6: Final answer
    x = 22,309.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.