Home / 36,341.66-50,140.21-21,223.42

Finding the Fourth Proportional to 36,341.66, 50,140.21 and 21,223.42

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Solution

The fourth proportional to 36,341.66, 50,140.21 and 21,223.42 is: 29,281.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,341.66 : 50,140.21 = 21,223.42 : x
  2. Step 2: Convert to fraction form
    36,341.66/50,140.21 = 21,223.42/x
  3. Step 3: Cross multiply
    36,341.66x = 50,140.21 × 21,223.42
  4. Step 4: Simplify right side
    36,341.66x = 1,064,146,735.72
  5. Step 5: Solve for x
    x = 1,064,146,735.72/36,341.66
  6. Step 6: Final answer
    x = 29,281.73

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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.