Home / 14,951.22-20,627.74-9,649.56

Finding the Fourth Proportional to 14,951.22, 20,627.74 and 9,649.56

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Solution

The fourth proportional to 14,951.22, 20,627.74 and 9,649.56 is: 13,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,951.22 : 20,627.74 = 9,649.56 : x
  2. Step 2: Convert to fraction form
    14,951.22/20,627.74 = 9,649.56/x
  3. Step 3: Cross multiply
    14,951.22x = 20,627.74 × 9,649.56
  4. Step 4: Simplify right side
    14,951.22x = 199,048,614.79
  5. Step 5: Solve for x
    x = 199,048,614.79/14,951.22
  6. Step 6: Final answer
    x = 13,313.20

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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.