Home / 36,502.11-50,368.34-21,391.32

Finding the Fourth Proportional to 36,502.11, 50,368.34 and 21,391.32

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Solution

The fourth proportional to 36,502.11, 50,368.34 and 21,391.32 is: 29,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,502.11 : 50,368.34 = 21,391.32 : x
  2. Step 2: Convert to fraction form
    36,502.11/50,368.34 = 21,391.32/x
  3. Step 3: Cross multiply
    36,502.11x = 50,368.34 × 21,391.32
  4. Step 4: Simplify right side
    36,502.11x = 1,077,445,143.41
  5. Step 5: Solve for x
    x = 1,077,445,143.41/36,502.11
  6. Step 6: Final answer
    x = 29,517.34

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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.