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Finding the Fourth Proportional to 34,321.66, 51,477.20 and 9,363.74

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Solution

The fourth proportional to 34,321.66, 51,477.20 and 9,363.74 is: 14,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,321.66 : 51,477.20 = 9,363.74 : x
  2. Step 2: Convert to fraction form
    34,321.66/51,477.20 = 9,363.74/x
  3. Step 3: Cross multiply
    34,321.66x = 51,477.20 × 9,363.74
  4. Step 4: Simplify right side
    34,321.66x = 482,019,040.68
  5. Step 5: Solve for x
    x = 482,019,040.68/34,321.66
  6. Step 6: Final answer
    x = 14,044.16

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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.