Home / 19,422.96-29,137.32-7,110

Finding the Fourth Proportional to 19,422.96, 29,137.32 and 7,110

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Solution

The fourth proportional to 19,422.96, 29,137.32 and 7,110 is: 10,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.96 : 29,137.32 = 7,110 : x
  2. Step 2: Convert to fraction form
    19,422.96/29,137.32 = 7,110/x
  3. Step 3: Cross multiply
    19,422.96x = 29,137.32 × 7,110
  4. Step 4: Simplify right side
    19,422.96x = 207,166,345.20
  5. Step 5: Solve for x
    x = 207,166,345.20/19,422.96
  6. Step 6: Final answer
    x = 10,666.05

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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.