Home / 48,490.38-72,735.44-15,210.41

Finding the Fourth Proportional to 48,490.38, 72,735.44 and 15,210.41

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Solution

The fourth proportional to 48,490.38, 72,735.44 and 15,210.41 is: 22,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,490.38 : 72,735.44 = 15,210.41 : x
  2. Step 2: Convert to fraction form
    48,490.38/72,735.44 = 15,210.41/x
  3. Step 3: Cross multiply
    48,490.38x = 72,735.44 × 15,210.41
  4. Step 4: Simplify right side
    48,490.38x = 1,106,335,424.20
  5. Step 5: Solve for x
    x = 1,106,335,424.20/48,490.38
  6. Step 6: Final answer
    x = 22,815.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.