Home / 19,359.24-26,711.67-12,654.73

Finding the Fourth Proportional to 19,359.24, 26,711.67 and 12,654.73

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Solution

The fourth proportional to 19,359.24, 26,711.67 and 12,654.73 is: 17,460.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.24 : 26,711.67 = 12,654.73 : x
  2. Step 2: Convert to fraction form
    19,359.24/26,711.67 = 12,654.73/x
  3. Step 3: Cross multiply
    19,359.24x = 26,711.67 × 12,654.73
  4. Step 4: Simplify right side
    19,359.24x = 338,029,052.54
  5. Step 5: Solve for x
    x = 338,029,052.54/19,359.24
  6. Step 6: Final answer
    x = 17,460.87

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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.