Home / 32,722.74-45,156.18-19,997.22

Finding the Fourth Proportional to 32,722.74, 45,156.18 and 19,997.22

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Solution

The fourth proportional to 32,722.74, 45,156.18 and 19,997.22 is: 27,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.74 : 45,156.18 = 19,997.22 : x
  2. Step 2: Convert to fraction form
    32,722.74/45,156.18 = 19,997.22/x
  3. Step 3: Cross multiply
    32,722.74x = 45,156.18 × 19,997.22
  4. Step 4: Simplify right side
    32,722.74x = 902,998,090.82
  5. Step 5: Solve for x
    x = 902,998,090.82/32,722.74
  6. Step 6: Final answer
    x = 27,595.43

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Double scale
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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.