Home / 16,099.35-22,218.63-9,384.45

Finding the Fourth Proportional to 16,099.35, 22,218.63 and 9,384.45

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Solution

The fourth proportional to 16,099.35, 22,218.63 and 9,384.45 is: 12,951.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,099.35 : 22,218.63 = 9,384.45 : x
  2. Step 2: Convert to fraction form
    16,099.35/22,218.63 = 9,384.45/x
  3. Step 3: Cross multiply
    16,099.35x = 22,218.63 × 9,384.45
  4. Step 4: Simplify right side
    16,099.35x = 208,509,622.30
  5. Step 5: Solve for x
    x = 208,509,622.30/16,099.35
  6. Step 6: Final answer
    x = 12,951.43

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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.