Home / 36,302.81-50,089.10-21,186.86

Finding the Fourth Proportional to 36,302.81, 50,089.10 and 21,186.86

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Solution

The fourth proportional to 36,302.81, 50,089.10 and 21,186.86 is: 29,232.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,302.81 : 50,089.10 = 21,186.86 : x
  2. Step 2: Convert to fraction form
    36,302.81/50,089.10 = 21,186.86/x
  3. Step 3: Cross multiply
    36,302.81x = 50,089.10 × 21,186.86
  4. Step 4: Simplify right side
    36,302.81x = 1,061,230,392.85
  5. Step 5: Solve for x
    x = 1,061,230,392.85/36,302.81
  6. Step 6: Final answer
    x = 29,232.74

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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.