Home / 19,618.50-29,408.57-6,462.38

Finding the Fourth Proportional to 19,618.50, 29,408.57 and 6,462.38

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Solution

The fourth proportional to 19,618.50, 29,408.57 and 6,462.38 is: 9,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.50 : 29,408.57 = 6,462.38 : x
  2. Step 2: Convert to fraction form
    19,618.50/29,408.57 = 6,462.38/x
  3. Step 3: Cross multiply
    19,618.50x = 29,408.57 × 6,462.38
  4. Step 4: Simplify right side
    19,618.50x = 190,049,420.04
  5. Step 5: Solve for x
    x = 190,049,420.04/19,618.50
  6. Step 6: Final answer
    x = 9,687.25

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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.