Home / 48,426.76-72,637.32-21,765.88

Finding the Fourth Proportional to 48,426.76, 72,637.32 and 21,765.88

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Solution

The fourth proportional to 48,426.76, 72,637.32 and 21,765.88 is: 32,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,426.76 : 72,637.32 = 21,765.88 : x
  2. Step 2: Convert to fraction form
    48,426.76/72,637.32 = 21,765.88/x
  3. Step 3: Cross multiply
    48,426.76x = 72,637.32 × 21,765.88
  4. Step 4: Simplify right side
    48,426.76x = 1,581,015,190.64
  5. Step 5: Solve for x
    x = 1,581,015,190.64/48,426.76
  6. Step 6: Final answer
    x = 32,647.55

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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.