Home / 26,561.52-39,849.22-9,921.69

Finding the Fourth Proportional to 26,561.52, 39,849.22 and 9,921.69

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Solution

The fourth proportional to 26,561.52, 39,849.22 and 9,921.69 is: 14,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.52 : 39,849.22 = 9,921.69 : x
  2. Step 2: Convert to fraction form
    26,561.52/39,849.22 = 9,921.69/x
  3. Step 3: Cross multiply
    26,561.52x = 39,849.22 × 9,921.69
  4. Step 4: Simplify right side
    26,561.52x = 395,371,607.58
  5. Step 5: Solve for x
    x = 395,371,607.58/26,561.52
  6. Step 6: Final answer
    x = 14,885.13

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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.