Home / 28,848.82-43,275.66-9,126.94

Finding the Fourth Proportional to 28,848.82, 43,275.66 and 9,126.94

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Solution

The fourth proportional to 28,848.82, 43,275.66 and 9,126.94 is: 13,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.82 : 43,275.66 = 9,126.94 : x
  2. Step 2: Convert to fraction form
    28,848.82/43,275.66 = 9,126.94/x
  3. Step 3: Cross multiply
    28,848.82x = 43,275.66 × 9,126.94
  4. Step 4: Simplify right side
    28,848.82x = 394,974,352.28
  5. Step 5: Solve for x
    x = 394,974,352.28/28,848.82
  6. Step 6: Final answer
    x = 13,691.18

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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.