Home / 35,242.66-52,868.88-11,875.78

Finding the Fourth Proportional to 35,242.66, 52,868.88 and 11,875.78

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Solution

The fourth proportional to 35,242.66, 52,868.88 and 11,875.78 is: 17,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,242.66 : 52,868.88 = 11,875.78 : x
  2. Step 2: Convert to fraction form
    35,242.66/52,868.88 = 11,875.78/x
  3. Step 3: Cross multiply
    35,242.66x = 52,868.88 × 11,875.78
  4. Step 4: Simplify right side
    35,242.66x = 627,859,187.73
  5. Step 5: Solve for x
    x = 627,859,187.73/35,242.66
  6. Step 6: Final answer
    x = 17,815.32

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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.