Home / 28,464.22-42,886.11-25,694.02

Finding the Fourth Proportional to 28,464.22, 42,886.11 and 25,694.02

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Solution

The fourth proportional to 28,464.22, 42,886.11 and 25,694.02 is: 38,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,464.22 : 42,886.11 = 25,694.02 : x
  2. Step 2: Convert to fraction form
    28,464.22/42,886.11 = 25,694.02/x
  3. Step 3: Cross multiply
    28,464.22x = 42,886.11 × 25,694.02
  4. Step 4: Simplify right side
    28,464.22x = 1,101,916,439.59
  5. Step 5: Solve for x
    x = 1,101,916,439.59/28,464.22
  6. Step 6: Final answer
    x = 38,712.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.