Home / 26,638.07-39,952.16-8,869.01

Finding the Fourth Proportional to 26,638.07, 39,952.16 and 8,869.01

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Solution

The fourth proportional to 26,638.07, 39,952.16 and 8,869.01 is: 13,301.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,638.07 : 39,952.16 = 8,869.01 : x
  2. Step 2: Convert to fraction form
    26,638.07/39,952.16 = 8,869.01/x
  3. Step 3: Cross multiply
    26,638.07x = 39,952.16 × 8,869.01
  4. Step 4: Simplify right side
    26,638.07x = 354,336,062.22
  5. Step 5: Solve for x
    x = 354,336,062.22/26,638.07
  6. Step 6: Final answer
    x = 13,301.87

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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.