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Finding the Fourth Proportional to 34,951.71, 52,450.11 and 12,763.23

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Solution

The fourth proportional to 34,951.71, 52,450.11 and 12,763.23 is: 19,153.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.71 : 52,450.11 = 12,763.23 : x
  2. Step 2: Convert to fraction form
    34,951.71/52,450.11 = 12,763.23/x
  3. Step 3: Cross multiply
    34,951.71x = 52,450.11 × 12,763.23
  4. Step 4: Simplify right side
    34,951.71x = 669,432,817.46
  5. Step 5: Solve for x
    x = 669,432,817.46/34,951.71
  6. Step 6: Final answer
    x = 19,153.08

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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.