Home / 48,414.11-72,633.47-28,440.50

Finding the Fourth Proportional to 48,414.11, 72,633.47 and 28,440.50

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Solution

The fourth proportional to 48,414.11, 72,633.47 and 28,440.50 is: 42,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,414.11 : 72,633.47 = 28,440.50 : x
  2. Step 2: Convert to fraction form
    48,414.11/72,633.47 = 28,440.50/x
  3. Step 3: Cross multiply
    48,414.11x = 72,633.47 × 28,440.50
  4. Step 4: Simplify right side
    48,414.11x = 2,065,731,698.17
  5. Step 5: Solve for x
    x = 2,065,731,698.17/48,414.11
  6. Step 6: Final answer
    x = 42,667.97

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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.