Home / 22,044.70-30,421.56-11,973.07

Finding the Fourth Proportional to 22,044.70, 30,421.56 and 11,973.07

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Solution

The fourth proportional to 22,044.70, 30,421.56 and 11,973.07 is: 16,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,044.70 : 30,421.56 = 11,973.07 : x
  2. Step 2: Convert to fraction form
    22,044.70/30,421.56 = 11,973.07/x
  3. Step 3: Cross multiply
    22,044.70x = 30,421.56 × 11,973.07
  4. Step 4: Simplify right side
    22,044.70x = 364,239,467.39
  5. Step 5: Solve for x
    x = 364,239,467.39/22,044.70
  6. Step 6: Final answer
    x = 16,522.77

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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.