Home / 26,644.64-36,770.70-15,313.96

Finding the Fourth Proportional to 26,644.64, 36,770.70 and 15,313.96

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Solution

The fourth proportional to 26,644.64, 36,770.70 and 15,313.96 is: 21,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,644.64 : 36,770.70 = 15,313.96 : x
  2. Step 2: Convert to fraction form
    26,644.64/36,770.70 = 15,313.96/x
  3. Step 3: Cross multiply
    26,644.64x = 36,770.70 × 15,313.96
  4. Step 4: Simplify right side
    26,644.64x = 563,105,028.97
  5. Step 5: Solve for x
    x = 563,105,028.97/26,644.64
  6. Step 6: Final answer
    x = 21,133.90

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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.