Home / 48,182.18-72,260.51-21,881.07

Finding the Fourth Proportional to 48,182.18, 72,260.51 and 21,881.07

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Solution

The fourth proportional to 48,182.18, 72,260.51 and 21,881.07 is: 32,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,182.18 : 72,260.51 = 21,881.07 : x
  2. Step 2: Convert to fraction form
    48,182.18/72,260.51 = 21,881.07/x
  3. Step 3: Cross multiply
    48,182.18x = 72,260.51 × 21,881.07
  4. Step 4: Simplify right side
    48,182.18x = 1,581,137,168.14
  5. Step 5: Solve for x
    x = 1,581,137,168.14/48,182.18
  6. Step 6: Final answer
    x = 32,815.81

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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.