Home / 19,632.96-29,449.44-7,954.38

Finding the Fourth Proportional to 19,632.96, 29,449.44 and 7,954.38

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Solution

The fourth proportional to 19,632.96, 29,449.44 and 7,954.38 is: 11,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.96 : 29,449.44 = 7,954.38 : x
  2. Step 2: Convert to fraction form
    19,632.96/29,449.44 = 7,954.38/x
  3. Step 3: Cross multiply
    19,632.96x = 29,449.44 × 7,954.38
  4. Step 4: Simplify right side
    19,632.96x = 234,252,036.55
  5. Step 5: Solve for x
    x = 234,252,036.55/19,632.96
  6. Step 6: Final answer
    x = 11,931.57

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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.