Home / 48,167.72-66,484.82-28,028.52

Finding the Fourth Proportional to 48,167.72, 66,484.82 and 28,028.52

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Solution

The fourth proportional to 48,167.72, 66,484.82 and 28,028.52 is: 38,687.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,167.72 : 66,484.82 = 28,028.52 : x
  2. Step 2: Convert to fraction form
    48,167.72/66,484.82 = 28,028.52/x
  3. Step 3: Cross multiply
    48,167.72x = 66,484.82 × 28,028.52
  4. Step 4: Simplify right side
    48,167.72x = 1,863,471,107.07
  5. Step 5: Solve for x
    x = 1,863,471,107.07/48,167.72
  6. Step 6: Final answer
    x = 38,687.14

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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.