Home / 26,234.40-39,351.60-16,903.20

Finding the Fourth Proportional to 26,234.40, 39,351.60 and 16,903.20

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Solution

The fourth proportional to 26,234.40, 39,351.60 and 16,903.20 is: 25,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,234.40 : 39,351.60 = 16,903.20 : x
  2. Step 2: Convert to fraction form
    26,234.40/39,351.60 = 16,903.20/x
  3. Step 3: Cross multiply
    26,234.40x = 39,351.60 × 16,903.20
  4. Step 4: Simplify right side
    26,234.40x = 665,167,965.12
  5. Step 5: Solve for x
    x = 665,167,965.12/26,234.40
  6. Step 6: Final answer
    x = 25,354.80

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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.