Home / 25,620.30-38,172.84-24,187.90

Finding the Fourth Proportional to 25,620.30, 38,172.84 and 24,187.90

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Solution

The fourth proportional to 25,620.30, 38,172.84 and 24,187.90 is: 36,038.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.30 : 38,172.84 = 24,187.90 : x
  2. Step 2: Convert to fraction form
    25,620.30/38,172.84 = 24,187.90/x
  3. Step 3: Cross multiply
    25,620.30x = 38,172.84 × 24,187.90
  4. Step 4: Simplify right side
    25,620.30x = 923,320,836.64
  5. Step 5: Solve for x
    x = 923,320,836.64/25,620.30
  6. Step 6: Final answer
    x = 36,038.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.