Home / 43,974.50-65,921.51-15,888.02

Finding the Fourth Proportional to 43,974.50, 65,921.51 and 15,888.02

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Solution

The fourth proportional to 43,974.50, 65,921.51 and 15,888.02 is: 23,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,974.50 : 65,921.51 = 15,888.02 : x
  2. Step 2: Convert to fraction form
    43,974.50/65,921.51 = 15,888.02/x
  3. Step 3: Cross multiply
    43,974.50x = 65,921.51 × 15,888.02
  4. Step 4: Simplify right side
    43,974.50x = 1,047,361,979.42
  5. Step 5: Solve for x
    x = 1,047,361,979.42/43,974.50
  6. Step 6: Final answer
    x = 23,817.49

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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.