Home / 26,235.78-39,365.28-13,752.83

Finding the Fourth Proportional to 26,235.78, 39,365.28 and 13,752.83

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Solution

The fourth proportional to 26,235.78, 39,365.28 and 13,752.83 is: 20,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,235.78 : 39,365.28 = 13,752.83 : x
  2. Step 2: Convert to fraction form
    26,235.78/39,365.28 = 13,752.83/x
  3. Step 3: Cross multiply
    26,235.78x = 39,365.28 × 13,752.83
  4. Step 4: Simplify right side
    26,235.78x = 541,384,102.16
  5. Step 5: Solve for x
    x = 541,384,102.16/26,235.78
  6. Step 6: Final answer
    x = 20,635.34

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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.