Home / 26,470.94-39,711.27-9,842.45

Finding the Fourth Proportional to 26,470.94, 39,711.27 and 9,842.45

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Solution

The fourth proportional to 26,470.94, 39,711.27 and 9,842.45 is: 14,765.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.94 : 39,711.27 = 9,842.45 : x
  2. Step 2: Convert to fraction form
    26,470.94/39,711.27 = 9,842.45/x
  3. Step 3: Cross multiply
    26,470.94x = 39,711.27 × 9,842.45
  4. Step 4: Simplify right side
    26,470.94x = 390,856,189.41
  5. Step 5: Solve for x
    x = 390,856,189.41/26,470.94
  6. Step 6: Final answer
    x = 14,765.48

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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.