Home / 14,438.31-19,924.47-8,064.73

Finding the Fourth Proportional to 14,438.31, 19,924.47 and 8,064.73

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Solution

The fourth proportional to 14,438.31, 19,924.47 and 8,064.73 is: 11,129.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.31 : 19,924.47 = 8,064.73 : x
  2. Step 2: Convert to fraction form
    14,438.31/19,924.47 = 8,064.73/x
  3. Step 3: Cross multiply
    14,438.31x = 19,924.47 × 8,064.73
  4. Step 4: Simplify right side
    14,438.31x = 160,685,470.94
  5. Step 5: Solve for x
    x = 160,685,470.94/14,438.31
  6. Step 6: Final answer
    x = 11,129.11

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Double scale
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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.