Home / 43,357.24-65,029.08-13,771.18

Finding the Fourth Proportional to 43,357.24, 65,029.08 and 13,771.18

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Solution

The fourth proportional to 43,357.24, 65,029.08 and 13,771.18 is: 20,654.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,357.24 : 65,029.08 = 13,771.18 : x
  2. Step 2: Convert to fraction form
    43,357.24/65,029.08 = 13,771.18/x
  3. Step 3: Cross multiply
    43,357.24x = 65,029.08 × 13,771.18
  4. Step 4: Simplify right side
    43,357.24x = 895,527,165.91
  5. Step 5: Solve for x
    x = 895,527,165.91/43,357.24
  6. Step 6: Final answer
    x = 20,654.62

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1.5x scale

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.