Home / 19,486.67-29,222.79-7,003.33

Finding the Fourth Proportional to 19,486.67, 29,222.79 and 7,003.33

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Solution

The fourth proportional to 19,486.67, 29,222.79 and 7,003.33 is: 10,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.67 : 29,222.79 = 7,003.33 : x
  2. Step 2: Convert to fraction form
    19,486.67/29,222.79 = 7,003.33/x
  3. Step 3: Cross multiply
    19,486.67x = 29,222.79 × 7,003.33
  4. Step 4: Simplify right side
    19,486.67x = 204,656,824.38
  5. Step 5: Solve for x
    x = 204,656,824.38/19,486.67
  6. Step 6: Final answer
    x = 10,502.40

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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.