Home / 48,822.32-67,342.92-30,898.64

Finding the Fourth Proportional to 48,822.32, 67,342.92 and 30,898.64

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Solution

The fourth proportional to 48,822.32, 67,342.92 and 30,898.64 is: 42,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,822.32 : 67,342.92 = 30,898.64 : x
  2. Step 2: Convert to fraction form
    48,822.32/67,342.92 = 30,898.64/x
  3. Step 3: Cross multiply
    48,822.32x = 67,342.92 × 30,898.64
  4. Step 4: Simplify right side
    48,822.32x = 2,080,804,641.63
  5. Step 5: Solve for x
    x = 2,080,804,641.63/48,822.32
  6. Step 6: Final answer
    x = 42,619.95

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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.