Home / 16,099.36-22,223.16-9,387.09

Finding the Fourth Proportional to 16,099.36, 22,223.16 and 9,387.09

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Solution

The fourth proportional to 16,099.36, 22,223.16 and 9,387.09 is: 12,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,099.36 : 22,223.16 = 9,387.09 : x
  2. Step 2: Convert to fraction form
    16,099.36/22,223.16 = 9,387.09/x
  3. Step 3: Cross multiply
    16,099.36x = 22,223.16 × 9,387.09
  4. Step 4: Simplify right side
    16,099.36x = 208,610,803.00
  5. Step 5: Solve for x
    x = 208,610,803.00/16,099.36
  6. Step 6: Final answer
    x = 12,957.71

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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.