Home / 26,200.45-39,275.97-13,040.38

Finding the Fourth Proportional to 26,200.45, 39,275.97 and 13,040.38

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Solution

The fourth proportional to 26,200.45, 39,275.97 and 13,040.38 is: 19,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,200.45 : 39,275.97 = 13,040.38 : x
  2. Step 2: Convert to fraction form
    26,200.45/39,275.97 = 13,040.38/x
  3. Step 3: Cross multiply
    26,200.45x = 39,275.97 × 13,040.38
  4. Step 4: Simplify right side
    26,200.45x = 512,173,573.67
  5. Step 5: Solve for x
    x = 512,173,573.67/26,200.45
  6. Step 6: Final answer
    x = 19,548.27

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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.