Home / 26,644.77-36,765.18-15,311.61

Finding the Fourth Proportional to 26,644.77, 36,765.18 and 15,311.61

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Solution

The fourth proportional to 26,644.77, 36,765.18 and 15,311.61 is: 21,127.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,644.77 : 36,765.18 = 15,311.61 : x
  2. Step 2: Convert to fraction form
    26,644.77/36,765.18 = 15,311.61/x
  3. Step 3: Cross multiply
    26,644.77x = 36,765.18 × 15,311.61
  4. Step 4: Simplify right side
    26,644.77x = 562,934,097.74
  5. Step 5: Solve for x
    x = 562,934,097.74/26,644.77
  6. Step 6: Final answer
    x = 21,127.38

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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.