Home / 36,056.89-54,047.04-21,272.77

Finding the Fourth Proportional to 36,056.89, 54,047.04 and 21,272.77

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Solution

The fourth proportional to 36,056.89, 54,047.04 and 21,272.77 is: 31,886.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,056.89 : 54,047.04 = 21,272.77 : x
  2. Step 2: Convert to fraction form
    36,056.89/54,047.04 = 21,272.77/x
  3. Step 3: Cross multiply
    36,056.89x = 54,047.04 × 21,272.77
  4. Step 4: Simplify right side
    36,056.89x = 1,149,730,251.10
  5. Step 5: Solve for x
    x = 1,149,730,251.10/36,056.89
  6. Step 6: Final answer
    x = 31,886.56

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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.