Home / 26,315.08-39,408.18-16,925.56

Finding the Fourth Proportional to 26,315.08, 39,408.18 and 16,925.56

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Solution

The fourth proportional to 26,315.08, 39,408.18 and 16,925.56 is: 25,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.08 : 39,408.18 = 16,925.56 : x
  2. Step 2: Convert to fraction form
    26,315.08/39,408.18 = 16,925.56/x
  3. Step 3: Cross multiply
    26,315.08x = 39,408.18 × 16,925.56
  4. Step 4: Simplify right side
    26,315.08x = 667,005,515.08
  5. Step 5: Solve for x
    x = 667,005,515.08/26,315.08
  6. Step 6: Final answer
    x = 25,346.89

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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.