Home / 26,588.76-39,883.14-18,243.47

Finding the Fourth Proportional to 26,588.76, 39,883.14 and 18,243.47

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Solution

The fourth proportional to 26,588.76, 39,883.14 and 18,243.47 is: 27,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,588.76 : 39,883.14 = 18,243.47 : x
  2. Step 2: Convert to fraction form
    26,588.76/39,883.14 = 18,243.47/x
  3. Step 3: Cross multiply
    26,588.76x = 39,883.14 × 18,243.47
  4. Step 4: Simplify right side
    26,588.76x = 727,606,967.80
  5. Step 5: Solve for x
    x = 727,606,967.80/26,588.76
  6. Step 6: Final answer
    x = 27,365.21

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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.