Home / 32,722.61-45,155.97-19,997.08

Finding the Fourth Proportional to 32,722.61, 45,155.97 and 19,997.08

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Solution

The fourth proportional to 32,722.61, 45,155.97 and 19,997.08 is: 27,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.61 : 45,155.97 = 19,997.08 : x
  2. Step 2: Convert to fraction form
    32,722.61/45,155.97 = 19,997.08/x
  3. Step 3: Cross multiply
    32,722.61x = 45,155.97 × 19,997.08
  4. Step 4: Simplify right side
    32,722.61x = 902,987,431.68
  5. Step 5: Solve for x
    x = 902,987,431.68/32,722.61
  6. Step 6: Final answer
    x = 27,595.22

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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.