Home / 18,130.59-27,176.45-7,597.97

Finding the Fourth Proportional to 18,130.59, 27,176.45 and 7,597.97

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Solution

The fourth proportional to 18,130.59, 27,176.45 and 7,597.97 is: 11,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.59 : 27,176.45 = 7,597.97 : x
  2. Step 2: Convert to fraction form
    18,130.59/27,176.45 = 7,597.97/x
  3. Step 3: Cross multiply
    18,130.59x = 27,176.45 × 7,597.97
  4. Step 4: Simplify right side
    18,130.59x = 206,485,677.93
  5. Step 5: Solve for x
    x = 206,485,677.93/18,130.59
  6. Step 6: Final answer
    x = 11,388.80

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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.