Home / 28,182.14-42,278.06-9,463.97

Finding the Fourth Proportional to 28,182.14, 42,278.06 and 9,463.97

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Solution

The fourth proportional to 28,182.14, 42,278.06 and 9,463.97 is: 14,197.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,182.14 : 42,278.06 = 9,463.97 : x
  2. Step 2: Convert to fraction form
    28,182.14/42,278.06 = 9,463.97/x
  3. Step 3: Cross multiply
    28,182.14x = 42,278.06 × 9,463.97
  4. Step 4: Simplify right side
    28,182.14x = 400,118,420.85
  5. Step 5: Solve for x
    x = 400,118,420.85/28,182.14
  6. Step 6: Final answer
    x = 14,197.59

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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.