Home / 48,828.92-67,359.18-30,893.72

Finding the Fourth Proportional to 48,828.92, 67,359.18 and 30,893.72

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Solution

The fourth proportional to 48,828.92, 67,359.18 and 30,893.72 is: 42,617.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,828.92 : 67,359.18 = 30,893.72 : x
  2. Step 2: Convert to fraction form
    48,828.92/67,359.18 = 30,893.72/x
  3. Step 3: Cross multiply
    48,828.92x = 67,359.18 × 30,893.72
  4. Step 4: Simplify right side
    48,828.92x = 2,080,975,646.35
  5. Step 5: Solve for x
    x = 2,080,975,646.35/48,828.92
  6. Step 6: Final answer
    x = 42,617.69

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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.