Home / 26,930.41-37,158.31-15,599.21

Finding the Fourth Proportional to 26,930.41, 37,158.31 and 15,599.21

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Solution

The fourth proportional to 26,930.41, 37,158.31 and 15,599.21 is: 21,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.41 : 37,158.31 = 15,599.21 : x
  2. Step 2: Convert to fraction form
    26,930.41/37,158.31 = 15,599.21/x
  3. Step 3: Cross multiply
    26,930.41x = 37,158.31 × 15,599.21
  4. Step 4: Simplify right side
    26,930.41x = 579,640,280.94
  5. Step 5: Solve for x
    x = 579,640,280.94/26,930.41
  6. Step 6: Final answer
    x = 21,523.63

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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.