Home / 26,437.60-39,654.34-9,789.80

Finding the Fourth Proportional to 26,437.60, 39,654.34 and 9,789.80

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Solution

The fourth proportional to 26,437.60, 39,654.34 and 9,789.80 is: 14,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,437.60 : 39,654.34 = 9,789.80 : x
  2. Step 2: Convert to fraction form
    26,437.60/39,654.34 = 9,789.80/x
  3. Step 3: Cross multiply
    26,437.60x = 39,654.34 × 9,789.80
  4. Step 4: Simplify right side
    26,437.60x = 388,208,057.73
  5. Step 5: Solve for x
    x = 388,208,057.73/26,437.60
  6. Step 6: Final answer
    x = 14,683.94

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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.