Home / 23,991.39-35,998.02-12,312.81

Finding the Fourth Proportional to 23,991.39, 35,998.02 and 12,312.81

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Solution

The fourth proportional to 23,991.39, 35,998.02 and 12,312.81 is: 18,474.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,991.39 : 35,998.02 = 12,312.81 : x
  2. Step 2: Convert to fraction form
    23,991.39/35,998.02 = 12,312.81/x
  3. Step 3: Cross multiply
    23,991.39x = 35,998.02 × 12,312.81
  4. Step 4: Simplify right side
    23,991.39x = 443,236,780.64
  5. Step 5: Solve for x
    x = 443,236,780.64/23,991.39
  6. Step 6: Final answer
    x = 18,474.83

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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.