Home / 27,938.68-41,839.47-18,047.98

Finding the Fourth Proportional to 27,938.68, 41,839.47 and 18,047.98

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Solution

The fourth proportional to 27,938.68, 41,839.47 and 18,047.98 is: 27,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.68 : 41,839.47 = 18,047.98 : x
  2. Step 2: Convert to fraction form
    27,938.68/41,839.47 = 18,047.98/x
  3. Step 3: Cross multiply
    27,938.68x = 41,839.47 × 18,047.98
  4. Step 4: Simplify right side
    27,938.68x = 755,117,917.77
  5. Step 5: Solve for x
    x = 755,117,917.77/27,938.68
  6. Step 6: Final answer
    x = 27,027.69

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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.