Home / 26,733.10-40,151.55-19,685.28

Finding the Fourth Proportional to 26,733.10, 40,151.55 and 19,685.28

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Solution

The fourth proportional to 26,733.10, 40,151.55 and 19,685.28 is: 29,566.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,733.10 : 40,151.55 = 19,685.28 : x
  2. Step 2: Convert to fraction form
    26,733.10/40,151.55 = 19,685.28/x
  3. Step 3: Cross multiply
    26,733.10x = 40,151.55 × 19,685.28
  4. Step 4: Simplify right side
    26,733.10x = 790,394,553.40
  5. Step 5: Solve for x
    x = 790,394,553.40/26,733.10
  6. Step 6: Final answer
    x = 29,566.14

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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.