Home / 48,394.98-66,773.39-28,240.36

Finding the Fourth Proportional to 48,394.98, 66,773.39 and 28,240.36

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Solution

The fourth proportional to 48,394.98, 66,773.39 and 28,240.36 is: 38,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,394.98 : 66,773.39 = 28,240.36 : x
  2. Step 2: Convert to fraction form
    48,394.98/66,773.39 = 28,240.36/x
  3. Step 3: Cross multiply
    48,394.98x = 66,773.39 × 28,240.36
  4. Step 4: Simplify right side
    48,394.98x = 1,885,704,096.95
  5. Step 5: Solve for x
    x = 1,885,704,096.95/48,394.98
  6. Step 6: Final answer
    x = 38,964.87

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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.