Home / 35,201.20-52,772.60-13,010.40

Finding the Fourth Proportional to 35,201.20, 52,772.60 and 13,010.40

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Solution

The fourth proportional to 35,201.20, 52,772.60 and 13,010.40 is: 19,504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,201.20 : 52,772.60 = 13,010.40 : x
  2. Step 2: Convert to fraction form
    35,201.20/52,772.60 = 13,010.40/x
  3. Step 3: Cross multiply
    35,201.20x = 52,772.60 × 13,010.40
  4. Step 4: Simplify right side
    35,201.20x = 686,592,635.04
  5. Step 5: Solve for x
    x = 686,592,635.04/35,201.20
  6. Step 6: Final answer
    x = 19,504.81

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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.