Home / 36,007.98-49,688.44-19,872.07

Finding the Fourth Proportional to 36,007.98, 49,688.44 and 19,872.07

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Solution

The fourth proportional to 36,007.98, 49,688.44 and 19,872.07 is: 27,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,007.98 : 49,688.44 = 19,872.07 : x
  2. Step 2: Convert to fraction form
    36,007.98/49,688.44 = 19,872.07/x
  3. Step 3: Cross multiply
    36,007.98x = 49,688.44 × 19,872.07
  4. Step 4: Simplify right side
    36,007.98x = 987,411,983.97
  5. Step 5: Solve for x
    x = 987,411,983.97/36,007.98
  6. Step 6: Final answer
    x = 27,422.03

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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.