Home / 34,230.80-51,345.63-11,757.10

Finding the Fourth Proportional to 34,230.80, 51,345.63 and 11,757.10

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Solution

The fourth proportional to 34,230.80, 51,345.63 and 11,757.10 is: 17,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.80 : 51,345.63 = 11,757.10 : x
  2. Step 2: Convert to fraction form
    34,230.80/51,345.63 = 11,757.10/x
  3. Step 3: Cross multiply
    34,230.80x = 51,345.63 × 11,757.10
  4. Step 4: Simplify right side
    34,230.80x = 603,675,723.98
  5. Step 5: Solve for x
    x = 603,675,723.98/34,230.80
  6. Step 6: Final answer
    x = 17,635.45

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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.