Home / 43,510.72-65,287.76-17,234.40

Finding the Fourth Proportional to 43,510.72, 65,287.76 and 17,234.40

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Solution

The fourth proportional to 43,510.72, 65,287.76 and 17,234.40 is: 25,860.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,510.72 : 65,287.76 = 17,234.40 : x
  2. Step 2: Convert to fraction form
    43,510.72/65,287.76 = 17,234.40/x
  3. Step 3: Cross multiply
    43,510.72x = 65,287.76 × 17,234.40
  4. Step 4: Simplify right side
    43,510.72x = 1,125,195,370.94
  5. Step 5: Solve for x
    x = 1,125,195,370.94/43,510.72
  6. Step 6: Final answer
    x = 25,860.19

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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.