Home / 26,747.64-36,900.94-15,411.06

Finding the Fourth Proportional to 26,747.64, 36,900.94 and 15,411.06

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Solution

The fourth proportional to 26,747.64, 36,900.94 and 15,411.06 is: 21,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,747.64 : 36,900.94 = 15,411.06 : x
  2. Step 2: Convert to fraction form
    26,747.64/36,900.94 = 15,411.06/x
  3. Step 3: Cross multiply
    26,747.64x = 36,900.94 × 15,411.06
  4. Step 4: Simplify right side
    26,747.64x = 568,682,600.40
  5. Step 5: Solve for x
    x = 568,682,600.40/26,747.64
  6. Step 6: Final answer
    x = 21,261.04

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1.5x scale

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.