Home / 34,424.16-51,675.12-13,662.24

Finding the Fourth Proportional to 34,424.16, 51,675.12 and 13,662.24

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Solution

The fourth proportional to 34,424.16, 51,675.12 and 13,662.24 is: 20,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,424.16 : 51,675.12 = 13,662.24 : x
  2. Step 2: Convert to fraction form
    34,424.16/51,675.12 = 13,662.24/x
  3. Step 3: Cross multiply
    34,424.16x = 51,675.12 × 13,662.24
  4. Step 4: Simplify right side
    34,424.16x = 705,997,891.47
  5. Step 5: Solve for x
    x = 705,997,891.47/34,424.16
  6. Step 6: Final answer
    x = 20,508.79

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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.