Home / 35,318.25-52,915.11-18,641.54

Finding the Fourth Proportional to 35,318.25, 52,915.11 and 18,641.54

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Solution

The fourth proportional to 35,318.25, 52,915.11 and 18,641.54 is: 27,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,318.25 : 52,915.11 = 18,641.54 : x
  2. Step 2: Convert to fraction form
    35,318.25/52,915.11 = 18,641.54/x
  3. Step 3: Cross multiply
    35,318.25x = 52,915.11 × 18,641.54
  4. Step 4: Simplify right side
    35,318.25x = 986,419,139.67
  5. Step 5: Solve for x
    x = 986,419,139.67/35,318.25
  6. Step 6: Final answer
    x = 27,929.45

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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.