Home / 15,252.18-22,880.55-5,391.54

Finding the Fourth Proportional to 15,252.18, 22,880.55 and 5,391.54

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Solution

The fourth proportional to 15,252.18, 22,880.55 and 5,391.54 is: 8,088.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252.18 : 22,880.55 = 5,391.54 : x
  2. Step 2: Convert to fraction form
    15,252.18/22,880.55 = 5,391.54/x
  3. Step 3: Cross multiply
    15,252.18x = 22,880.55 × 5,391.54
  4. Step 4: Simplify right side
    15,252.18x = 123,361,400.55
  5. Step 5: Solve for x
    x = 123,361,400.55/15,252.18
  6. Step 6: Final answer
    x = 8,088.12

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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.