Home / 16,242.44-22,356.78-11,518.52

Finding the Fourth Proportional to 16,242.44, 22,356.78 and 11,518.52

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Solution

The fourth proportional to 16,242.44, 22,356.78 and 11,518.52 is: 15,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,242.44 : 22,356.78 = 11,518.52 : x
  2. Step 2: Convert to fraction form
    16,242.44/22,356.78 = 11,518.52/x
  3. Step 3: Cross multiply
    16,242.44x = 22,356.78 × 11,518.52
  4. Step 4: Simplify right side
    16,242.44x = 257,517,017.57
  5. Step 5: Solve for x
    x = 257,517,017.57/16,242.44
  6. Step 6: Final answer
    x = 15,854.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.