Home / 15,408.95-23,113.22-3,722.09

Finding the Fourth Proportional to 15,408.95, 23,113.22 and 3,722.09

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Solution

The fourth proportional to 15,408.95, 23,113.22 and 3,722.09 is: 5,583.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.95 : 23,113.22 = 3,722.09 : x
  2. Step 2: Convert to fraction form
    15,408.95/23,113.22 = 3,722.09/x
  3. Step 3: Cross multiply
    15,408.95x = 23,113.22 × 3,722.09
  4. Step 4: Simplify right side
    15,408.95x = 86,029,350.85
  5. Step 5: Solve for x
    x = 86,029,350.85/15,408.95
  6. Step 6: Final answer
    x = 5,583.08

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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.