Home / 26,280.34-39,399.58-15,174.43

Finding the Fourth Proportional to 26,280.34, 39,399.58 and 15,174.43

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Solution

The fourth proportional to 26,280.34, 39,399.58 and 15,174.43 is: 22,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.34 : 39,399.58 = 15,174.43 : x
  2. Step 2: Convert to fraction form
    26,280.34/39,399.58 = 15,174.43/x
  3. Step 3: Cross multiply
    26,280.34x = 39,399.58 × 15,174.43
  4. Step 4: Simplify right side
    26,280.34x = 597,866,168.74
  5. Step 5: Solve for x
    x = 597,866,168.74/26,280.34
  6. Step 6: Final answer
    x = 22,749.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.