Home / 26,235.19-39,353.07-21,003.46

Finding the Fourth Proportional to 26,235.19, 39,353.07 and 21,003.46

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Solution

The fourth proportional to 26,235.19, 39,353.07 and 21,003.46 is: 31,505.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,235.19 : 39,353.07 = 21,003.46 : x
  2. Step 2: Convert to fraction form
    26,235.19/39,353.07 = 21,003.46/x
  3. Step 3: Cross multiply
    26,235.19x = 39,353.07 × 21,003.46
  4. Step 4: Simplify right side
    26,235.19x = 826,550,631.62
  5. Step 5: Solve for x
    x = 826,550,631.62/26,235.19
  6. Step 6: Final answer
    x = 31,505.42

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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.