Home / 26,645.01-36,768.12-15,314.54

Finding the Fourth Proportional to 26,645.01, 36,768.12 and 15,314.54

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Solution

The fourth proportional to 26,645.01, 36,768.12 and 15,314.54 is: 21,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.01 : 36,768.12 = 15,314.54 : x
  2. Step 2: Convert to fraction form
    26,645.01/36,768.12 = 15,314.54/x
  3. Step 3: Cross multiply
    26,645.01x = 36,768.12 × 15,314.54
  4. Step 4: Simplify right side
    26,645.01x = 563,086,660.62
  5. Step 5: Solve for x
    x = 563,086,660.62/26,645.01
  6. Step 6: Final answer
    x = 21,132.91

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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.