Home / 25,282.63-37,932.06-12,135.93

Finding the Fourth Proportional to 25,282.63, 37,932.06 and 12,135.93

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Solution

The fourth proportional to 25,282.63, 37,932.06 and 12,135.93 is: 18,207.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,282.63 : 37,932.06 = 12,135.93 : x
  2. Step 2: Convert to fraction form
    25,282.63/37,932.06 = 12,135.93/x
  3. Step 3: Cross multiply
    25,282.63x = 37,932.06 × 12,135.93
  4. Step 4: Simplify right side
    25,282.63x = 460,340,824.92
  5. Step 5: Solve for x
    x = 460,340,824.92/25,282.63
  6. Step 6: Final answer
    x = 18,207.79

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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.