Home / 19,607.77-29,414.41-7,126.38

Finding the Fourth Proportional to 19,607.77, 29,414.41 and 7,126.38

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Solution

The fourth proportional to 19,607.77, 29,414.41 and 7,126.38 is: 10,690.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.77 : 29,414.41 = 7,126.38 : x
  2. Step 2: Convert to fraction form
    19,607.77/29,414.41 = 7,126.38/x
  3. Step 3: Cross multiply
    19,607.77x = 29,414.41 × 7,126.38
  4. Step 4: Simplify right side
    19,607.77x = 209,618,245.32
  5. Step 5: Solve for x
    x = 209,618,245.32/19,607.77
  6. Step 6: Final answer
    x = 10,690.57

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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.