Home / 14,938.62-20,615.37-8,224.92

Finding the Fourth Proportional to 14,938.62, 20,615.37 and 8,224.92

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Solution

The fourth proportional to 14,938.62, 20,615.37 and 8,224.92 is: 11,350.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.62 : 20,615.37 = 8,224.92 : x
  2. Step 2: Convert to fraction form
    14,938.62/20,615.37 = 8,224.92/x
  3. Step 3: Cross multiply
    14,938.62x = 20,615.37 × 8,224.92
  4. Step 4: Simplify right side
    14,938.62x = 169,559,769.02
  5. Step 5: Solve for x
    x = 169,559,769.02/14,938.62
  6. Step 6: Final answer
    x = 11,350.43

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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.