Home / 26,363.15-36,383.31-15,036.21

Finding the Fourth Proportional to 26,363.15, 36,383.31 and 15,036.21

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Solution

The fourth proportional to 26,363.15, 36,383.31 and 15,036.21 is: 20,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.15 : 36,383.31 = 15,036.21 : x
  2. Step 2: Convert to fraction form
    26,363.15/36,383.31 = 15,036.21/x
  3. Step 3: Cross multiply
    26,363.15x = 36,383.31 × 15,036.21
  4. Step 4: Simplify right side
    26,363.15x = 547,067,089.66
  5. Step 5: Solve for x
    x = 547,067,089.66/26,363.15
  6. Step 6: Final answer
    x = 20,751.20

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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.