Home / 15,050.52-20,769.89-8,336.28

Finding the Fourth Proportional to 15,050.52, 20,769.89 and 8,336.28

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Solution

The fourth proportional to 15,050.52, 20,769.89 and 8,336.28 is: 11,504.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.52 : 20,769.89 = 8,336.28 : x
  2. Step 2: Convert to fraction form
    15,050.52/20,769.89 = 8,336.28/x
  3. Step 3: Cross multiply
    15,050.52x = 20,769.89 × 8,336.28
  4. Step 4: Simplify right side
    15,050.52x = 173,143,514.76
  5. Step 5: Solve for x
    x = 173,143,514.76/15,050.52
  6. Step 6: Final answer
    x = 11,504.16

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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.