Home / 15,160.94-22,740.65-5,805.44

Finding the Fourth Proportional to 15,160.94, 22,740.65 and 5,805.44

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Solution

The fourth proportional to 15,160.94, 22,740.65 and 5,805.44 is: 8,707.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.94 : 22,740.65 = 5,805.44 : x
  2. Step 2: Convert to fraction form
    15,160.94/22,740.65 = 5,805.44/x
  3. Step 3: Cross multiply
    15,160.94x = 22,740.65 × 5,805.44
  4. Step 4: Simplify right side
    15,160.94x = 132,019,443.45
  5. Step 5: Solve for x
    x = 132,019,443.45/15,160.94
  6. Step 6: Final answer
    x = 8,707.87

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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.