Home / 15,958.50-22,022.73-9,669.66

Finding the Fourth Proportional to 15,958.50, 22,022.73 and 9,669.66

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Solution

The fourth proportional to 15,958.50, 22,022.73 and 9,669.66 is: 13,344.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,958.50 : 22,022.73 = 9,669.66 : x
  2. Step 2: Convert to fraction form
    15,958.50/22,022.73 = 9,669.66/x
  3. Step 3: Cross multiply
    15,958.50x = 22,022.73 × 9,669.66
  4. Step 4: Simplify right side
    15,958.50x = 212,952,311.37
  5. Step 5: Solve for x
    x = 212,952,311.37/15,958.50
  6. Step 6: Final answer
    x = 13,344.13

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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.