Home / 26,600.09-36,710.71-19,874.04

Finding the Fourth Proportional to 26,600.09, 36,710.71 and 19,874.04

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Solution

The fourth proportional to 26,600.09, 36,710.71 and 19,874.04 is: 27,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600.09 : 36,710.71 = 19,874.04 : x
  2. Step 2: Convert to fraction form
    26,600.09/36,710.71 = 19,874.04/x
  3. Step 3: Cross multiply
    26,600.09x = 36,710.71 × 19,874.04
  4. Step 4: Simplify right side
    26,600.09x = 729,590,069.28
  5. Step 5: Solve for x
    x = 729,590,069.28/26,600.09
  6. Step 6: Final answer
    x = 27,428.11

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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.