Home / 36,225.29-54,299.58-12,186.71

Finding the Fourth Proportional to 36,225.29, 54,299.58 and 12,186.71

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Solution

The fourth proportional to 36,225.29, 54,299.58 and 12,186.71 is: 18,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,225.29 : 54,299.58 = 12,186.71 : x
  2. Step 2: Convert to fraction form
    36,225.29/54,299.58 = 12,186.71/x
  3. Step 3: Cross multiply
    36,225.29x = 54,299.58 × 12,186.71
  4. Step 4: Simplify right side
    36,225.29x = 661,733,234.58
  5. Step 5: Solve for x
    x = 661,733,234.58/36,225.29
  6. Step 6: Final answer
    x = 18,267.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.