Home / 43,952.76-65,938.98-13,968.72

Finding the Fourth Proportional to 43,952.76, 65,938.98 and 13,968.72

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Solution

The fourth proportional to 43,952.76, 65,938.98 and 13,968.72 is: 20,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,952.76 : 65,938.98 = 13,968.72 : x
  2. Step 2: Convert to fraction form
    43,952.76/65,938.98 = 13,968.72/x
  3. Step 3: Cross multiply
    43,952.76x = 65,938.98 × 13,968.72
  4. Step 4: Simplify right side
    43,952.76x = 921,083,148.71
  5. Step 5: Solve for x
    x = 921,083,148.71/43,952.76
  6. Step 6: Final answer
    x = 20,956.21

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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.