Home / 22,942.74-34,424.64-13,601.28

Finding the Fourth Proportional to 22,942.74, 34,424.64 and 13,601.28

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Solution

The fourth proportional to 22,942.74, 34,424.64 and 13,601.28 is: 20,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,942.74 : 34,424.64 = 13,601.28 : x
  2. Step 2: Convert to fraction form
    22,942.74/34,424.64 = 13,601.28/x
  3. Step 3: Cross multiply
    22,942.74x = 34,424.64 × 13,601.28
  4. Step 4: Simplify right side
    22,942.74x = 468,219,167.54
  5. Step 5: Solve for x
    x = 468,219,167.54/22,942.74
  6. Step 6: Final answer
    x = 20,408.16

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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.