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Finding the Fourth Proportional to 35,236.86, 52,863.06 and 10,278.86

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Solution

The fourth proportional to 35,236.86, 52,863.06 and 10,278.86 is: 15,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,236.86 : 52,863.06 = 10,278.86 : x
  2. Step 2: Convert to fraction form
    35,236.86/52,863.06 = 10,278.86/x
  3. Step 3: Cross multiply
    35,236.86x = 52,863.06 × 10,278.86
  4. Step 4: Simplify right side
    35,236.86x = 543,371,677.20
  5. Step 5: Solve for x
    x = 543,371,677.20/35,236.86
  6. Step 6: Final answer
    x = 15,420.55

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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.