Home / 31,184.96-43,035.24-16,844.81

Finding the Fourth Proportional to 31,184.96, 43,035.24 and 16,844.81

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Solution

The fourth proportional to 31,184.96, 43,035.24 and 16,844.81 is: 23,245.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,184.96 : 43,035.24 = 16,844.81 : x
  2. Step 2: Convert to fraction form
    31,184.96/43,035.24 = 16,844.81/x
  3. Step 3: Cross multiply
    31,184.96x = 43,035.24 × 16,844.81
  4. Step 4: Simplify right side
    31,184.96x = 724,920,225.93
  5. Step 5: Solve for x
    x = 724,920,225.93/31,184.96
  6. Step 6: Final answer
    x = 23,245.83

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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.