Home / 26,223.40-39,335.10-16,892.20

Finding the Fourth Proportional to 26,223.40, 39,335.10 and 16,892.20

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Solution

The fourth proportional to 26,223.40, 39,335.10 and 16,892.20 is: 25,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.40 : 39,335.10 = 16,892.20 : x
  2. Step 2: Convert to fraction form
    26,223.40/39,335.10 = 16,892.20/x
  3. Step 3: Cross multiply
    26,223.40x = 39,335.10 × 16,892.20
  4. Step 4: Simplify right side
    26,223.40x = 664,456,376.22
  5. Step 5: Solve for x
    x = 664,456,376.22/26,223.40
  6. Step 6: Final answer
    x = 25,338.30

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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.