Home / 25,202.55-37,827.18-12,731.33

Finding the Fourth Proportional to 25,202.55, 37,827.18 and 12,731.33

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Solution

The fourth proportional to 25,202.55, 37,827.18 and 12,731.33 is: 19,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,202.55 : 37,827.18 = 12,731.33 : x
  2. Step 2: Convert to fraction form
    25,202.55/37,827.18 = 12,731.33/x
  3. Step 3: Cross multiply
    25,202.55x = 37,827.18 × 12,731.33
  4. Step 4: Simplify right side
    25,202.55x = 481,590,311.55
  5. Step 5: Solve for x
    x = 481,590,311.55/25,202.55
  6. Step 6: Final answer
    x = 19,108.79

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1.5x scale

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.