Home / 26,496.78-36,549.30-15,734.34

Finding the Fourth Proportional to 26,496.78, 36,549.30 and 15,734.34

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Solution

The fourth proportional to 26,496.78, 36,549.30 and 15,734.34 is: 21,703.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,496.78 : 36,549.30 = 15,734.34 : x
  2. Step 2: Convert to fraction form
    26,496.78/36,549.30 = 15,734.34/x
  3. Step 3: Cross multiply
    26,496.78x = 36,549.30 × 15,734.34
  4. Step 4: Simplify right side
    26,496.78x = 575,079,112.96
  5. Step 5: Solve for x
    x = 575,079,112.96/26,496.78
  6. Step 6: Final answer
    x = 21,703.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.