Home / 15,247.95-22,874.12-4,718.85

Finding the Fourth Proportional to 15,247.95, 22,874.12 and 4,718.85

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Solution

The fourth proportional to 15,247.95, 22,874.12 and 4,718.85 is: 7,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.95 : 22,874.12 = 4,718.85 : x
  2. Step 2: Convert to fraction form
    15,247.95/22,874.12 = 4,718.85/x
  3. Step 3: Cross multiply
    15,247.95x = 22,874.12 × 4,718.85
  4. Step 4: Simplify right side
    15,247.95x = 107,939,517.57
  5. Step 5: Solve for x
    x = 107,939,517.57/15,247.95
  6. Step 6: Final answer
    x = 7,078.95

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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.