Home / 26,913.91-37,138.78-15,584.18

Finding the Fourth Proportional to 26,913.91, 37,138.78 and 15,584.18

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Solution

The fourth proportional to 26,913.91, 37,138.78 and 15,584.18 is: 21,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.91 : 37,138.78 = 15,584.18 : x
  2. Step 2: Convert to fraction form
    26,913.91/37,138.78 = 15,584.18/x
  3. Step 3: Cross multiply
    26,913.91x = 37,138.78 × 15,584.18
  4. Step 4: Simplify right side
    26,913.91x = 578,777,266.29
  5. Step 5: Solve for x
    x = 578,777,266.29/26,913.91
  6. Step 6: Final answer
    x = 21,504.76

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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.