Home / 15,250.51-22,879.71-8,930.72

Finding the Fourth Proportional to 15,250.51, 22,879.71 and 8,930.72

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Solution

The fourth proportional to 15,250.51, 22,879.71 and 8,930.72 is: 13,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250.51 : 22,879.71 = 8,930.72 : x
  2. Step 2: Convert to fraction form
    15,250.51/22,879.71 = 8,930.72/x
  3. Step 3: Cross multiply
    15,250.51x = 22,879.71 × 8,930.72
  4. Step 4: Simplify right side
    15,250.51x = 204,332,368.74
  5. Step 5: Solve for x
    x = 204,332,368.74/15,250.51
  6. Step 6: Final answer
    x = 13,398.40

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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.