Home / 32,722.62-45,156.01-19,997.09

Finding the Fourth Proportional to 32,722.62, 45,156.01 and 19,997.09

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Solution

The fourth proportional to 32,722.62, 45,156.01 and 19,997.09 is: 27,595.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.62 : 45,156.01 = 19,997.09 : x
  2. Step 2: Convert to fraction form
    32,722.62/45,156.01 = 19,997.09/x
  3. Step 3: Cross multiply
    32,722.62x = 45,156.01 × 19,997.09
  4. Step 4: Simplify right side
    32,722.62x = 902,988,981.07
  5. Step 5: Solve for x
    x = 902,988,981.07/32,722.62
  6. Step 6: Final answer
    x = 27,595.26

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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.