Home / 36,934.59-50,969.10-21,018.72

Finding the Fourth Proportional to 36,934.59, 50,969.10 and 21,018.72

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Solution

The fourth proportional to 36,934.59, 50,969.10 and 21,018.72 is: 29,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,934.59 : 50,969.10 = 21,018.72 : x
  2. Step 2: Convert to fraction form
    36,934.59/50,969.10 = 21,018.72/x
  3. Step 3: Cross multiply
    36,934.59x = 50,969.10 × 21,018.72
  4. Step 4: Simplify right side
    36,934.59x = 1,071,305,241.55
  5. Step 5: Solve for x
    x = 1,071,305,241.55/36,934.59
  6. Step 6: Final answer
    x = 29,005.47

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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.