Home / 14,467.28-19,959.48-8,174.96

Finding the Fourth Proportional to 14,467.28, 19,959.48 and 8,174.96

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Solution

The fourth proportional to 14,467.28, 19,959.48 and 8,174.96 is: 11,278.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,467.28 : 19,959.48 = 8,174.96 : x
  2. Step 2: Convert to fraction form
    14,467.28/19,959.48 = 8,174.96/x
  3. Step 3: Cross multiply
    14,467.28x = 19,959.48 × 8,174.96
  4. Step 4: Simplify right side
    14,467.28x = 163,167,950.62
  5. Step 5: Solve for x
    x = 163,167,950.62/14,467.28
  6. Step 6: Final answer
    x = 11,278.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.