Home / 26,475.76-39,705-11,684.08

Finding the Fourth Proportional to 26,475.76, 39,705 and 11,684.08

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Solution

The fourth proportional to 26,475.76, 39,705 and 11,684.08 is: 17,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,475.76 : 39,705 = 11,684.08 : x
  2. Step 2: Convert to fraction form
    26,475.76/39,705 = 11,684.08/x
  3. Step 3: Cross multiply
    26,475.76x = 39,705 × 11,684.08
  4. Step 4: Simplify right side
    26,475.76x = 463,916,396.40
  5. Step 5: Solve for x
    x = 463,916,396.40/26,475.76
  6. Step 6: Final answer
    x = 17,522.31

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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.