Home / 35,961.34-53,948.20-11,000.78

Finding the Fourth Proportional to 35,961.34, 53,948.20 and 11,000.78

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Solution

The fourth proportional to 35,961.34, 53,948.20 and 11,000.78 is: 16,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,961.34 : 53,948.20 = 11,000.78 : x
  2. Step 2: Convert to fraction form
    35,961.34/53,948.20 = 11,000.78/x
  3. Step 3: Cross multiply
    35,961.34x = 53,948.20 × 11,000.78
  4. Step 4: Simplify right side
    35,961.34x = 593,472,279.60
  5. Step 5: Solve for x
    x = 593,472,279.60/35,961.34
  6. Step 6: Final answer
    x = 16,503.06

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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.