Home / 27,944-38,539.68-16,758.08

Finding the Fourth Proportional to 27,944, 38,539.68 and 16,758.08

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Solution

The fourth proportional to 27,944, 38,539.68 and 16,758.08 is: 23,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,944 : 38,539.68 = 16,758.08 : x
  2. Step 2: Convert to fraction form
    27,944/38,539.68 = 16,758.08/x
  3. Step 3: Cross multiply
    27,944x = 38,539.68 × 16,758.08
  4. Step 4: Simplify right side
    27,944x = 645,851,040.61
  5. Step 5: Solve for x
    x = 645,851,040.61/27,944
  6. Step 6: Final answer
    x = 23,112.33

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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.