Home / 26,971.38-37,218.69-16,899.42

Finding the Fourth Proportional to 26,971.38, 37,218.69 and 16,899.42

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Solution

The fourth proportional to 26,971.38, 37,218.69 and 16,899.42 is: 23,320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,971.38 : 37,218.69 = 16,899.42 : x
  2. Step 2: Convert to fraction form
    26,971.38/37,218.69 = 16,899.42/x
  3. Step 3: Cross multiply
    26,971.38x = 37,218.69 × 16,899.42
  4. Step 4: Simplify right side
    26,971.38x = 628,974,274.16
  5. Step 5: Solve for x
    x = 628,974,274.16/26,971.38
  6. Step 6: Final answer
    x = 23,320.06

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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.