Home / 19,960.61-29,947.24-5,920.70

Finding the Fourth Proportional to 19,960.61, 29,947.24 and 5,920.70

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Solution

The fourth proportional to 19,960.61, 29,947.24 and 5,920.70 is: 8,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.61 : 29,947.24 = 5,920.70 : x
  2. Step 2: Convert to fraction form
    19,960.61/29,947.24 = 5,920.70/x
  3. Step 3: Cross multiply
    19,960.61x = 29,947.24 × 5,920.70
  4. Step 4: Simplify right side
    19,960.61x = 177,308,459.33
  5. Step 5: Solve for x
    x = 177,308,459.33/19,960.61
  6. Step 6: Final answer
    x = 8,882.92

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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.