Home / 18,839.92-28,259.89-14,683.05

Finding the Fourth Proportional to 18,839.92, 28,259.89 and 14,683.05

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Solution

The fourth proportional to 18,839.92, 28,259.89 and 14,683.05 is: 22,024.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,839.92 : 28,259.89 = 14,683.05 : x
  2. Step 2: Convert to fraction form
    18,839.92/28,259.89 = 14,683.05/x
  3. Step 3: Cross multiply
    18,839.92x = 28,259.89 × 14,683.05
  4. Step 4: Simplify right side
    18,839.92x = 414,941,163.15
  5. Step 5: Solve for x
    x = 414,941,163.15/18,839.92
  6. Step 6: Final answer
    x = 22,024.57

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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.