Home / 36,638.23-50,557.89-21,531.46

Finding the Fourth Proportional to 36,638.23, 50,557.89 and 21,531.46

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Solution

The fourth proportional to 36,638.23, 50,557.89 and 21,531.46 is: 29,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.23 : 50,557.89 = 21,531.46 : x
  2. Step 2: Convert to fraction form
    36,638.23/50,557.89 = 21,531.46/x
  3. Step 3: Cross multiply
    36,638.23x = 50,557.89 × 21,531.46
  4. Step 4: Simplify right side
    36,638.23x = 1,088,585,186.22
  5. Step 5: Solve for x
    x = 1,088,585,186.22/36,638.23
  6. Step 6: Final answer
    x = 29,711.73

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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.