Home / 14,947.28-20,627.37-8,233.13

Finding the Fourth Proportional to 14,947.28, 20,627.37 and 8,233.13

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Solution

The fourth proportional to 14,947.28, 20,627.37 and 8,233.13 is: 11,361.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.28 : 20,627.37 = 8,233.13 : x
  2. Step 2: Convert to fraction form
    14,947.28/20,627.37 = 8,233.13/x
  3. Step 3: Cross multiply
    14,947.28x = 20,627.37 × 8,233.13
  4. Step 4: Simplify right side
    14,947.28x = 169,827,777.60
  5. Step 5: Solve for x
    x = 169,827,777.60/14,947.28
  6. Step 6: Final answer
    x = 11,361.79

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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.