Home / 26,251.52-39,415.20-17,393.60

Finding the Fourth Proportional to 26,251.52, 39,415.20 and 17,393.60

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Solution

The fourth proportional to 26,251.52, 39,415.20 and 17,393.60 is: 26,115.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,251.52 : 39,415.20 = 17,393.60 : x
  2. Step 2: Convert to fraction form
    26,251.52/39,415.20 = 17,393.60/x
  3. Step 3: Cross multiply
    26,251.52x = 39,415.20 × 17,393.60
  4. Step 4: Simplify right side
    26,251.52x = 685,572,222.72
  5. Step 5: Solve for x
    x = 685,572,222.72/26,251.52
  6. Step 6: Final answer
    x = 26,115.52

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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.