Home / 14,969.22-20,652.51-9,667.62

Finding the Fourth Proportional to 14,969.22, 20,652.51 and 9,667.62

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Solution

The fourth proportional to 14,969.22, 20,652.51 and 9,667.62 is: 13,338.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969.22 : 20,652.51 = 9,667.62 : x
  2. Step 2: Convert to fraction form
    14,969.22/20,652.51 = 9,667.62/x
  3. Step 3: Cross multiply
    14,969.22x = 20,652.51 × 9,667.62
  4. Step 4: Simplify right side
    14,969.22x = 199,660,618.73
  5. Step 5: Solve for x
    x = 199,660,618.73/14,969.22
  6. Step 6: Final answer
    x = 13,338.08

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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.