Home / 48,027.82-72,033.36-21,726.40

Finding the Fourth Proportional to 48,027.82, 72,033.36 and 21,726.40

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Solution

The fourth proportional to 48,027.82, 72,033.36 and 21,726.40 is: 32,585.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,027.82 : 72,033.36 = 21,726.40 : x
  2. Step 2: Convert to fraction form
    48,027.82/72,033.36 = 21,726.40/x
  3. Step 3: Cross multiply
    48,027.82x = 72,033.36 × 21,726.40
  4. Step 4: Simplify right side
    48,027.82x = 1,565,025,592.70
  5. Step 5: Solve for x
    x = 1,565,025,592.70/48,027.82
  6. Step 6: Final answer
    x = 32,585.81

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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.