Home / 15,236.55-22,857.37-5,240.89

Finding the Fourth Proportional to 15,236.55, 22,857.37 and 5,240.89

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Solution

The fourth proportional to 15,236.55, 22,857.37 and 5,240.89 is: 7,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.55 : 22,857.37 = 5,240.89 : x
  2. Step 2: Convert to fraction form
    15,236.55/22,857.37 = 5,240.89/x
  3. Step 3: Cross multiply
    15,236.55x = 22,857.37 × 5,240.89
  4. Step 4: Simplify right side
    15,236.55x = 119,792,961.86
  5. Step 5: Solve for x
    x = 119,792,961.86/15,236.55
  6. Step 6: Final answer
    x = 7,862.21

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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.