Home / 21,647.28-32,474.16-7,604.83

Finding the Fourth Proportional to 21,647.28, 32,474.16 and 7,604.83

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Solution

The fourth proportional to 21,647.28, 32,474.16 and 7,604.83 is: 11,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,647.28 : 32,474.16 = 7,604.83 : x
  2. Step 2: Convert to fraction form
    21,647.28/32,474.16 = 7,604.83/x
  3. Step 3: Cross multiply
    21,647.28x = 32,474.16 × 7,604.83
  4. Step 4: Simplify right side
    21,647.28x = 246,960,466.19
  5. Step 5: Solve for x
    x = 246,960,466.19/21,647.28
  6. Step 6: Final answer
    x = 11,408.38

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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.