Home / 48,282.36-72,437.72-21,622.42

Finding the Fourth Proportional to 48,282.36, 72,437.72 and 21,622.42

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Solution

The fourth proportional to 48,282.36, 72,437.72 and 21,622.42 is: 32,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,282.36 : 72,437.72 = 21,622.42 : x
  2. Step 2: Convert to fraction form
    48,282.36/72,437.72 = 21,622.42/x
  3. Step 3: Cross multiply
    48,282.36x = 72,437.72 × 21,622.42
  4. Step 4: Simplify right side
    48,282.36x = 1,566,278,788.12
  5. Step 5: Solve for x
    x = 1,566,278,788.12/48,282.36
  6. Step 6: Final answer
    x = 32,439.98

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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.