Home / 26,259.99-39,381.48-8,725.11

Finding the Fourth Proportional to 26,259.99, 39,381.48 and 8,725.11

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Solution

The fourth proportional to 26,259.99, 39,381.48 and 8,725.11 is: 13,084.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,259.99 : 39,381.48 = 8,725.11 : x
  2. Step 2: Convert to fraction form
    26,259.99/39,381.48 = 8,725.11/x
  3. Step 3: Cross multiply
    26,259.99x = 39,381.48 × 8,725.11
  4. Step 4: Simplify right side
    26,259.99x = 343,607,744.96
  5. Step 5: Solve for x
    x = 343,607,744.96/26,259.99
  6. Step 6: Final answer
    x = 13,084.84

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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.