Home / 18,432.26-27,625.30-7,889.93

Finding the Fourth Proportional to 18,432.26, 27,625.30 and 7,889.93

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Solution

The fourth proportional to 18,432.26, 27,625.30 and 7,889.93 is: 11,825.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.26 : 27,625.30 = 7,889.93 : x
  2. Step 2: Convert to fraction form
    18,432.26/27,625.30 = 7,889.93/x
  3. Step 3: Cross multiply
    18,432.26x = 27,625.30 × 7,889.93
  4. Step 4: Simplify right side
    18,432.26x = 217,961,828.75
  5. Step 5: Solve for x
    x = 217,961,828.75/18,432.26
  6. Step 6: Final answer
    x = 11,825.02

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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.