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Finding the Fourth Proportional to 34,176.70, 51,252.90 and 15,465.70

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Solution

The fourth proportional to 34,176.70, 51,252.90 and 15,465.70 is: 23,193.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,176.70 : 51,252.90 = 15,465.70 : x
  2. Step 2: Convert to fraction form
    34,176.70/51,252.90 = 15,465.70/x
  3. Step 3: Cross multiply
    34,176.70x = 51,252.90 × 15,465.70
  4. Step 4: Simplify right side
    34,176.70x = 792,661,975.53
  5. Step 5: Solve for x
    x = 792,661,975.53/34,176.70
  6. Step 6: Final answer
    x = 23,193.05

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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.