Home / 48,552.46-67,012.32-30,635.40

Finding the Fourth Proportional to 48,552.46, 67,012.32 and 30,635.40

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Solution

The fourth proportional to 48,552.46, 67,012.32 and 30,635.40 is: 42,283.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,552.46 : 67,012.32 = 30,635.40 : x
  2. Step 2: Convert to fraction form
    48,552.46/67,012.32 = 30,635.40/x
  3. Step 3: Cross multiply
    48,552.46x = 67,012.32 × 30,635.40
  4. Step 4: Simplify right side
    48,552.46x = 2,052,948,893.07
  5. Step 5: Solve for x
    x = 2,052,948,893.07/48,552.46
  6. Step 6: Final answer
    x = 42,283.11

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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.