Home / 19,627.62-27,086.40-10,675.12

Finding the Fourth Proportional to 19,627.62, 27,086.40 and 10,675.12

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Solution

The fourth proportional to 19,627.62, 27,086.40 and 10,675.12 is: 14,731.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.62 : 27,086.40 = 10,675.12 : x
  2. Step 2: Convert to fraction form
    19,627.62/27,086.40 = 10,675.12/x
  3. Step 3: Cross multiply
    19,627.62x = 27,086.40 × 10,675.12
  4. Step 4: Simplify right side
    19,627.62x = 289,150,570.37
  5. Step 5: Solve for x
    x = 289,150,570.37/19,627.62
  6. Step 6: Final answer
    x = 14,731.82

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1.5x scale

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.