Home / 19,604.69-29,407.03-7,122.38

Finding the Fourth Proportional to 19,604.69, 29,407.03 and 7,122.38

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Solution

The fourth proportional to 19,604.69, 29,407.03 and 7,122.38 is: 10,683.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.69 : 29,407.03 = 7,122.38 : x
  2. Step 2: Convert to fraction form
    19,604.69/29,407.03 = 7,122.38/x
  3. Step 3: Cross multiply
    19,604.69x = 29,407.03 × 7,122.38
  4. Step 4: Simplify right side
    19,604.69x = 209,448,098.04
  5. Step 5: Solve for x
    x = 209,448,098.04/19,604.69
  6. Step 6: Final answer
    x = 10,683.57

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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.