Home / 18,187.51-27,270.28-7,092.07

Finding the Fourth Proportional to 18,187.51, 27,270.28 and 7,092.07

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Solution

The fourth proportional to 18,187.51, 27,270.28 and 7,092.07 is: 10,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187.51 : 27,270.28 = 7,092.07 : x
  2. Step 2: Convert to fraction form
    18,187.51/27,270.28 = 7,092.07/x
  3. Step 3: Cross multiply
    18,187.51x = 27,270.28 × 7,092.07
  4. Step 4: Simplify right side
    18,187.51x = 193,402,580.60
  5. Step 5: Solve for x
    x = 193,402,580.60/18,187.51
  6. Step 6: Final answer
    x = 10,633.82

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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.