Home / 26,368.43-36,390.87-15,757.83

Finding the Fourth Proportional to 26,368.43, 36,390.87 and 15,757.83

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Solution

The fourth proportional to 26,368.43, 36,390.87 and 15,757.83 is: 21,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.43 : 36,390.87 = 15,757.83 : x
  2. Step 2: Convert to fraction form
    26,368.43/36,390.87 = 15,757.83/x
  3. Step 3: Cross multiply
    26,368.43x = 36,390.87 × 15,757.83
  4. Step 4: Simplify right side
    26,368.43x = 573,441,143.01
  5. Step 5: Solve for x
    x = 573,441,143.01/26,368.43
  6. Step 6: Final answer
    x = 21,747.27

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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.