Home / 43,971.18-65,955.85-10,691.42

Finding the Fourth Proportional to 43,971.18, 65,955.85 and 10,691.42

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Solution

The fourth proportional to 43,971.18, 65,955.85 and 10,691.42 is: 16,036.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,971.18 : 65,955.85 = 10,691.42 : x
  2. Step 2: Convert to fraction form
    43,971.18/65,955.85 = 10,691.42/x
  3. Step 3: Cross multiply
    43,971.18x = 65,955.85 × 10,691.42
  4. Step 4: Simplify right side
    43,971.18x = 705,161,693.81
  5. Step 5: Solve for x
    x = 705,161,693.81/43,971.18
  6. Step 6: Final answer
    x = 16,036.91

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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.