Home / 15,041.33-20,757.33-8,326.77

Finding the Fourth Proportional to 15,041.33, 20,757.33 and 8,326.77

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Solution

The fourth proportional to 15,041.33, 20,757.33 and 8,326.77 is: 11,491.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,041.33 : 20,757.33 = 8,326.77 : x
  2. Step 2: Convert to fraction form
    15,041.33/20,757.33 = 8,326.77/x
  3. Step 3: Cross multiply
    15,041.33x = 20,757.33 × 8,326.77
  4. Step 4: Simplify right side
    15,041.33x = 172,841,512.72
  5. Step 5: Solve for x
    x = 172,841,512.72/15,041.33
  6. Step 6: Final answer
    x = 11,491.11

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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.