Home / 28,644.78-42,852.30-23,724

Finding the Fourth Proportional to 28,644.78, 42,852.30 and 23,724

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Solution

The fourth proportional to 28,644.78, 42,852.30 and 23,724 is: 35,490.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644.78 : 42,852.30 = 23,724 : x
  2. Step 2: Convert to fraction form
    28,644.78/42,852.30 = 23,724/x
  3. Step 3: Cross multiply
    28,644.78x = 42,852.30 × 23,724
  4. Step 4: Simplify right side
    28,644.78x = 1,016,627,965.20
  5. Step 5: Solve for x
    x = 1,016,627,965.20/28,644.78
  6. Step 6: Final answer
    x = 35,490.86

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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.