Home / 26,320.67-39,491.94-11,521.97

Finding the Fourth Proportional to 26,320.67, 39,491.94 and 11,521.97

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Solution

The fourth proportional to 26,320.67, 39,491.94 and 11,521.97 is: 17,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,320.67 : 39,491.94 = 11,521.97 : x
  2. Step 2: Convert to fraction form
    26,320.67/39,491.94 = 11,521.97/x
  3. Step 3: Cross multiply
    26,320.67x = 39,491.94 × 11,521.97
  4. Step 4: Simplify right side
    26,320.67x = 455,024,947.92
  5. Step 5: Solve for x
    x = 455,024,947.92/26,320.67
  6. Step 6: Final answer
    x = 17,287.74

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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.