Home / 36,337.14-50,143.64-21,231.20

Finding the Fourth Proportional to 36,337.14, 50,143.64 and 21,231.20

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Solution

The fourth proportional to 36,337.14, 50,143.64 and 21,231.20 is: 29,298.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,337.14 : 50,143.64 = 21,231.20 : x
  2. Step 2: Convert to fraction form
    36,337.14/50,143.64 = 21,231.20/x
  3. Step 3: Cross multiply
    36,337.14x = 50,143.64 × 21,231.20
  4. Step 4: Simplify right side
    36,337.14x = 1,064,609,649.57
  5. Step 5: Solve for x
    x = 1,064,609,649.57/36,337.14
  6. Step 6: Final answer
    x = 29,298.11

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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.