Home / 26,042.36-38,920.62-19,037.12

Finding the Fourth Proportional to 26,042.36, 38,920.62 and 19,037.12

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Solution

The fourth proportional to 26,042.36, 38,920.62 and 19,037.12 is: 28,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,042.36 : 38,920.62 = 19,037.12 : x
  2. Step 2: Convert to fraction form
    26,042.36/38,920.62 = 19,037.12/x
  3. Step 3: Cross multiply
    26,042.36x = 38,920.62 × 19,037.12
  4. Step 4: Simplify right side
    26,042.36x = 740,936,513.41
  5. Step 5: Solve for x
    x = 740,936,513.41/26,042.36
  6. Step 6: Final answer
    x = 28,451.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.