Home / 34,168.81-51,252.78-28,313.14

Finding the Fourth Proportional to 34,168.81, 51,252.78 and 28,313.14

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Solution

The fourth proportional to 34,168.81, 51,252.78 and 28,313.14 is: 42,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,168.81 : 51,252.78 = 28,313.14 : x
  2. Step 2: Convert to fraction form
    34,168.81/51,252.78 = 28,313.14/x
  3. Step 3: Cross multiply
    34,168.81x = 51,252.78 × 28,313.14
  4. Step 4: Simplify right side
    34,168.81x = 1,451,127,135.53
  5. Step 5: Solve for x
    x = 1,451,127,135.53/34,168.81
  6. Step 6: Final answer
    x = 42,469.35

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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.