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Finding the Fourth Proportional to 35,263.50, 52,897.41 and 10,639.50

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Solution

The fourth proportional to 35,263.50, 52,897.41 and 10,639.50 is: 15,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,263.50 : 52,897.41 = 10,639.50 : x
  2. Step 2: Convert to fraction form
    35,263.50/52,897.41 = 10,639.50/x
  3. Step 3: Cross multiply
    35,263.50x = 52,897.41 × 10,639.50
  4. Step 4: Simplify right side
    35,263.50x = 562,801,993.70
  5. Step 5: Solve for x
    x = 562,801,993.70/35,263.50
  6. Step 6: Final answer
    x = 15,959.90

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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.