Home / 48,780.32-73,147.40-22,477.28

Finding the Fourth Proportional to 48,780.32, 73,147.40 and 22,477.28

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Solution

The fourth proportional to 48,780.32, 73,147.40 and 22,477.28 is: 33,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,780.32 : 73,147.40 = 22,477.28 : x
  2. Step 2: Convert to fraction form
    48,780.32/73,147.40 = 22,477.28/x
  3. Step 3: Cross multiply
    48,780.32x = 73,147.40 × 22,477.28
  4. Step 4: Simplify right side
    48,780.32x = 1,644,154,591.07
  5. Step 5: Solve for x
    x = 1,644,154,591.07/48,780.32
  6. Step 6: Final answer
    x = 33,705.29

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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.