Home / 19,635.25-29,462.33-9,775.39

Finding the Fourth Proportional to 19,635.25, 29,462.33 and 9,775.39

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Solution

The fourth proportional to 19,635.25, 29,462.33 and 9,775.39 is: 14,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.25 : 29,462.33 = 9,775.39 : x
  2. Step 2: Convert to fraction form
    19,635.25/29,462.33 = 9,775.39/x
  3. Step 3: Cross multiply
    19,635.25x = 29,462.33 × 9,775.39
  4. Step 4: Simplify right side
    19,635.25x = 288,005,766.06
  5. Step 5: Solve for x
    x = 288,005,766.06/19,635.25
  6. Step 6: Final answer
    x = 14,667.79

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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.