Home / 16,395.50-22,625.79-9,322.40

Finding the Fourth Proportional to 16,395.50, 22,625.79 and 9,322.40

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Solution

The fourth proportional to 16,395.50, 22,625.79 and 9,322.40 is: 12,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395.50 : 22,625.79 = 9,322.40 : x
  2. Step 2: Convert to fraction form
    16,395.50/22,625.79 = 9,322.40/x
  3. Step 3: Cross multiply
    16,395.50x = 22,625.79 × 9,322.40
  4. Step 4: Simplify right side
    16,395.50x = 210,926,664.70
  5. Step 5: Solve for x
    x = 210,926,664.70/16,395.50
  6. Step 6: Final answer
    x = 12,864.91

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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.