Home / 19,641.48-29,462.30-7,954.92

Finding the Fourth Proportional to 19,641.48, 29,462.30 and 7,954.92

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Solution

The fourth proportional to 19,641.48, 29,462.30 and 7,954.92 is: 11,932.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.48 : 29,462.30 = 7,954.92 : x
  2. Step 2: Convert to fraction form
    19,641.48/29,462.30 = 7,954.92/x
  3. Step 3: Cross multiply
    19,641.48x = 29,462.30 × 7,954.92
  4. Step 4: Simplify right side
    19,641.48x = 234,370,239.52
  5. Step 5: Solve for x
    x = 234,370,239.52/19,641.48
  6. Step 6: Final answer
    x = 11,932.41

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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.