Home / 26,521.96-36,591.20-16,446.78

Finding the Fourth Proportional to 26,521.96, 36,591.20 and 16,446.78

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Solution

The fourth proportional to 26,521.96, 36,591.20 and 16,446.78 is: 22,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521.96 : 36,591.20 = 16,446.78 : x
  2. Step 2: Convert to fraction form
    26,521.96/36,591.20 = 16,446.78/x
  3. Step 3: Cross multiply
    26,521.96x = 36,591.20 × 16,446.78
  4. Step 4: Simplify right side
    26,521.96x = 601,807,416.34
  5. Step 5: Solve for x
    x = 601,807,416.34/26,521.96
  6. Step 6: Final answer
    x = 22,690.91

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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.