Home / 19,402.10-29,093.94-8,869.00

Finding the Fourth Proportional to 19,402.10, 29,093.94 and 8,869.00

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Solution

The fourth proportional to 19,402.10, 29,093.94 and 8,869.00 is: 13,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402.10 : 29,093.94 = 8,869.00 : x
  2. Step 2: Convert to fraction form
    19,402.10/29,093.94 = 8,869.00/x
  3. Step 3: Cross multiply
    19,402.10x = 29,093.94 × 8,869.00
  4. Step 4: Simplify right side
    19,402.10x = 258,034,081.13
  5. Step 5: Solve for x
    x = 258,034,081.13/19,402.10
  6. Step 6: Final answer
    x = 13,299.28

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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.