Home / 26,390.43-36,416.93-15,057.27

Finding the Fourth Proportional to 26,390.43, 36,416.93 and 15,057.27

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Solution

The fourth proportional to 26,390.43, 36,416.93 and 15,057.27 is: 20,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.43 : 36,416.93 = 15,057.27 : x
  2. Step 2: Convert to fraction form
    26,390.43/36,416.93 = 15,057.27/x
  3. Step 3: Cross multiply
    26,390.43x = 36,416.93 × 15,057.27
  4. Step 4: Simplify right side
    26,390.43x = 548,339,472.29
  5. Step 5: Solve for x
    x = 548,339,472.29/26,390.43
  6. Step 6: Final answer
    x = 20,777.97

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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.