Home / 43,967.18-65,956.92-14,379.12

Finding the Fourth Proportional to 43,967.18, 65,956.92 and 14,379.12

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Solution

The fourth proportional to 43,967.18, 65,956.92 and 14,379.12 is: 21,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,967.18 : 65,956.92 = 14,379.12 : x
  2. Step 2: Convert to fraction form
    43,967.18/65,956.92 = 14,379.12/x
  3. Step 3: Cross multiply
    43,967.18x = 65,956.92 × 14,379.12
  4. Step 4: Simplify right side
    43,967.18x = 948,402,065.83
  5. Step 5: Solve for x
    x = 948,402,065.83/43,967.18
  6. Step 6: Final answer
    x = 21,570.68

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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.