Home / 16,376.24-22,629.78-13,952.30

Finding the Fourth Proportional to 16,376.24, 22,629.78 and 13,952.30

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Solution

The fourth proportional to 16,376.24, 22,629.78 and 13,952.30 is: 19,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,376.24 : 22,629.78 = 13,952.30 : x
  2. Step 2: Convert to fraction form
    16,376.24/22,629.78 = 13,952.30/x
  3. Step 3: Cross multiply
    16,376.24x = 22,629.78 × 13,952.30
  4. Step 4: Simplify right side
    16,376.24x = 315,737,479.49
  5. Step 5: Solve for x
    x = 315,737,479.49/16,376.24
  6. Step 6: Final answer
    x = 19,280.22

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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.