Home / 16,422.28-22,662.93-9,348.82

Finding the Fourth Proportional to 16,422.28, 22,662.93 and 9,348.82

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Solution

The fourth proportional to 16,422.28, 22,662.93 and 9,348.82 is: 12,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,422.28 : 22,662.93 = 9,348.82 : x
  2. Step 2: Convert to fraction form
    16,422.28/22,662.93 = 9,348.82/x
  3. Step 3: Cross multiply
    16,422.28x = 22,662.93 × 9,348.82
  4. Step 4: Simplify right side
    16,422.28x = 211,871,653.24
  5. Step 5: Solve for x
    x = 211,871,653.24/16,422.28
  6. Step 6: Final answer
    x = 12,901.48

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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.