Home / 16,147.40-22,282.68-9,433.64

Finding the Fourth Proportional to 16,147.40, 22,282.68 and 9,433.64

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Solution

The fourth proportional to 16,147.40, 22,282.68 and 9,433.64 is: 13,018.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,147.40 : 22,282.68 = 9,433.64 : x
  2. Step 2: Convert to fraction form
    16,147.40/22,282.68 = 9,433.64/x
  3. Step 3: Cross multiply
    16,147.40x = 22,282.68 × 9,433.64
  4. Step 4: Simplify right side
    16,147.40x = 210,206,781.36
  5. Step 5: Solve for x
    x = 210,206,781.36/16,147.40
  6. Step 6: Final answer
    x = 13,018.00

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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.