Home / 19,632.25-29,436.66-13,314.88

Finding the Fourth Proportional to 19,632.25, 29,436.66 and 13,314.88

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Solution

The fourth proportional to 19,632.25, 29,436.66 and 13,314.88 is: 19,964.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.25 : 29,436.66 = 13,314.88 : x
  2. Step 2: Convert to fraction form
    19,632.25/29,436.66 = 13,314.88/x
  3. Step 3: Cross multiply
    19,632.25x = 29,436.66 × 13,314.88
  4. Step 4: Simplify right side
    19,632.25x = 391,945,595.50
  5. Step 5: Solve for x
    x = 391,945,595.50/19,632.25
  6. Step 6: Final answer
    x = 19,964.37

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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.