Home / 19,972.74-27,562.05-11,021.07

Finding the Fourth Proportional to 19,972.74, 27,562.05 and 11,021.07

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Solution

The fourth proportional to 19,972.74, 27,562.05 and 11,021.07 is: 15,208.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972.74 : 27,562.05 = 11,021.07 : x
  2. Step 2: Convert to fraction form
    19,972.74/27,562.05 = 11,021.07/x
  3. Step 3: Cross multiply
    19,972.74x = 27,562.05 × 11,021.07
  4. Step 4: Simplify right side
    19,972.74x = 303,763,282.39
  5. Step 5: Solve for x
    x = 303,763,282.39/19,972.74
  6. Step 6: Final answer
    x = 15,208.89

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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.