Home / 26,571.84-36,644.16-19,872.96

Finding the Fourth Proportional to 26,571.84, 36,644.16 and 19,872.96

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Solution

The fourth proportional to 26,571.84, 36,644.16 and 19,872.96 is: 27,406.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571.84 : 36,644.16 = 19,872.96 : x
  2. Step 2: Convert to fraction form
    26,571.84/36,644.16 = 19,872.96/x
  3. Step 3: Cross multiply
    26,571.84x = 36,644.16 × 19,872.96
  4. Step 4: Simplify right side
    26,571.84x = 728,227,925.91
  5. Step 5: Solve for x
    x = 728,227,925.91/26,571.84
  6. Step 6: Final answer
    x = 27,406.00

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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.