Home / 48,932.31-67,525.48-28,513.11

Finding the Fourth Proportional to 48,932.31, 67,525.48 and 28,513.11

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Solution

The fourth proportional to 48,932.31, 67,525.48 and 28,513.11 is: 39,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,932.31 : 67,525.48 = 28,513.11 : x
  2. Step 2: Convert to fraction form
    48,932.31/67,525.48 = 28,513.11/x
  3. Step 3: Cross multiply
    48,932.31x = 67,525.48 × 28,513.11
  4. Step 4: Simplify right side
    48,932.31x = 1,925,361,439.04
  5. Step 5: Solve for x
    x = 1,925,361,439.04/48,932.31
  6. Step 6: Final answer
    x = 39,347.45

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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.