Home / 36,402.10-50,227.15-21,291.81

Finding the Fourth Proportional to 36,402.10, 50,227.15 and 21,291.81

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Solution

The fourth proportional to 36,402.10, 50,227.15 and 21,291.81 is: 29,378.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.10 : 50,227.15 = 21,291.81 : x
  2. Step 2: Convert to fraction form
    36,402.10/50,227.15 = 21,291.81/x
  3. Step 3: Cross multiply
    36,402.10x = 50,227.15 × 21,291.81
  4. Step 4: Simplify right side
    36,402.10x = 1,069,426,934.64
  5. Step 5: Solve for x
    x = 1,069,426,934.64/36,402.10
  6. Step 6: Final answer
    x = 29,378.17

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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.