Home / 15,276.47-22,907.46-5,920.85

Finding the Fourth Proportional to 15,276.47, 22,907.46 and 5,920.85

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Solution

The fourth proportional to 15,276.47, 22,907.46 and 5,920.85 is: 8,878.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276.47 : 22,907.46 = 5,920.85 : x
  2. Step 2: Convert to fraction form
    15,276.47/22,907.46 = 5,920.85/x
  3. Step 3: Cross multiply
    15,276.47x = 22,907.46 × 5,920.85
  4. Step 4: Simplify right side
    15,276.47x = 135,631,634.54
  5. Step 5: Solve for x
    x = 135,631,634.54/15,276.47
  6. Step 6: Final answer
    x = 8,878.47

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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.