Home / 12,275.36-16,954.20-8,933.16

Finding the Fourth Proportional to 12,275.36, 16,954.20 and 8,933.16

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Solution

The fourth proportional to 12,275.36, 16,954.20 and 8,933.16 is: 12,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,275.36 : 16,954.20 = 8,933.16 : x
  2. Step 2: Convert to fraction form
    12,275.36/16,954.20 = 8,933.16/x
  3. Step 3: Cross multiply
    12,275.36x = 16,954.20 × 8,933.16
  4. Step 4: Simplify right side
    12,275.36x = 151,454,581.27
  5. Step 5: Solve for x
    x = 151,454,581.27/12,275.36
  6. Step 6: Final answer
    x = 12,338.10

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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.