Home / 19,998.98-30,001.67-10,134.26

Finding the Fourth Proportional to 19,998.98, 30,001.67 and 10,134.26

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Solution

The fourth proportional to 19,998.98, 30,001.67 and 10,134.26 is: 15,203.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.98 : 30,001.67 = 10,134.26 : x
  2. Step 2: Convert to fraction form
    19,998.98/30,001.67 = 10,134.26/x
  3. Step 3: Cross multiply
    19,998.98x = 30,001.67 × 10,134.26
  4. Step 4: Simplify right side
    19,998.98x = 304,044,724.21
  5. Step 5: Solve for x
    x = 304,044,724.21/19,998.98
  6. Step 6: Final answer
    x = 15,203.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.