Home / 18,742.23-28,099.46-11,344.94

Finding the Fourth Proportional to 18,742.23, 28,099.46 and 11,344.94

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Solution

The fourth proportional to 18,742.23, 28,099.46 and 11,344.94 is: 17,009.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,742.23 : 28,099.46 = 11,344.94 : x
  2. Step 2: Convert to fraction form
    18,742.23/28,099.46 = 11,344.94/x
  3. Step 3: Cross multiply
    18,742.23x = 28,099.46 × 11,344.94
  4. Step 4: Simplify right side
    18,742.23x = 318,786,617.16
  5. Step 5: Solve for x
    x = 318,786,617.16/18,742.23
  6. Step 6: Final answer
    x = 17,009.00

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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.