Home / 26,310.60-39,471.80-13,836.53

Finding the Fourth Proportional to 26,310.60, 39,471.80 and 13,836.53

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Solution

The fourth proportional to 26,310.60, 39,471.80 and 13,836.53 is: 20,757.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.60 : 39,471.80 = 13,836.53 : x
  2. Step 2: Convert to fraction form
    26,310.60/39,471.80 = 13,836.53/x
  3. Step 3: Cross multiply
    26,310.60x = 39,471.80 × 13,836.53
  4. Step 4: Simplify right side
    26,310.60x = 546,152,478.31
  5. Step 5: Solve for x
    x = 546,152,478.31/26,310.60
  6. Step 6: Final answer
    x = 20,757.89

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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.