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Finding the Fourth Proportional to 34,503.54, 51,755.24 and 10,812.90

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Solution

The fourth proportional to 34,503.54, 51,755.24 and 10,812.90 is: 16,219.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,503.54 : 51,755.24 = 10,812.90 : x
  2. Step 2: Convert to fraction form
    34,503.54/51,755.24 = 10,812.90/x
  3. Step 3: Cross multiply
    34,503.54x = 51,755.24 × 10,812.90
  4. Step 4: Simplify right side
    34,503.54x = 559,624,455.71
  5. Step 5: Solve for x
    x = 559,624,455.71/34,503.54
  6. Step 6: Final answer
    x = 16,219.34

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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.