Home / 30,799.24-42,464.44-25,702.11

Finding the Fourth Proportional to 30,799.24, 42,464.44 and 25,702.11

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Solution

The fourth proportional to 30,799.24, 42,464.44 and 25,702.11 is: 35,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,799.24 : 42,464.44 = 25,702.11 : x
  2. Step 2: Convert to fraction form
    30,799.24/42,464.44 = 25,702.11/x
  3. Step 3: Cross multiply
    30,799.24x = 42,464.44 × 25,702.11
  4. Step 4: Simplify right side
    30,799.24x = 1,091,425,559.90
  5. Step 5: Solve for x
    x = 1,091,425,559.90/30,799.24
  6. Step 6: Final answer
    x = 35,436.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.