Home / 16,275.27-22,447.55-11,813.79

Finding the Fourth Proportional to 16,275.27, 22,447.55 and 11,813.79

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Solution

The fourth proportional to 16,275.27, 22,447.55 and 11,813.79 is: 16,294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,275.27 : 22,447.55 = 11,813.79 : x
  2. Step 2: Convert to fraction form
    16,275.27/22,447.55 = 11,813.79/x
  3. Step 3: Cross multiply
    16,275.27x = 22,447.55 × 11,813.79
  4. Step 4: Simplify right side
    16,275.27x = 265,190,671.25
  5. Step 5: Solve for x
    x = 265,190,671.25/16,275.27
  6. Step 6: Final answer
    x = 16,294.09

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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.