Home / 14,947.44-20,627.47-8,663.46

Finding the Fourth Proportional to 14,947.44, 20,627.47 and 8,663.46

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Solution

The fourth proportional to 14,947.44, 20,627.47 and 8,663.46 is: 11,955.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.44 : 20,627.47 = 8,663.46 : x
  2. Step 2: Convert to fraction form
    14,947.44/20,627.47 = 8,663.46/x
  3. Step 3: Cross multiply
    14,947.44x = 20,627.47 × 8,663.46
  4. Step 4: Simplify right side
    14,947.44x = 178,705,217.93
  5. Step 5: Solve for x
    x = 178,705,217.93/14,947.44
  6. Step 6: Final answer
    x = 11,955.57

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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.