Home / 14,652.97-20,220.99-8,365.33

Finding the Fourth Proportional to 14,652.97, 20,220.99 and 8,365.33

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Solution

The fourth proportional to 14,652.97, 20,220.99 and 8,365.33 is: 11,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.97 : 20,220.99 = 8,365.33 : x
  2. Step 2: Convert to fraction form
    14,652.97/20,220.99 = 8,365.33/x
  3. Step 3: Cross multiply
    14,652.97x = 20,220.99 × 8,365.33
  4. Step 4: Simplify right side
    14,652.97x = 169,155,254.28
  5. Step 5: Solve for x
    x = 169,155,254.28/14,652.97
  6. Step 6: Final answer
    x = 11,544.09

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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.