Home / 48,324.30-66,689.83-30,185.77

Finding the Fourth Proportional to 48,324.30, 66,689.83 and 30,185.77

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Solution

The fourth proportional to 48,324.30, 66,689.83 and 30,185.77 is: 41,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,324.30 : 66,689.83 = 30,185.77 : x
  2. Step 2: Convert to fraction form
    48,324.30/66,689.83 = 30,185.77/x
  3. Step 3: Cross multiply
    48,324.30x = 66,689.83 × 30,185.77
  4. Step 4: Simplify right side
    48,324.30x = 2,013,083,877.62
  5. Step 5: Solve for x
    x = 2,013,083,877.62/48,324.30
  6. Step 6: Final answer
    x = 41,657.79

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1.5x scale

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.