Home / 16,099.58-22,215.39-9,387.38

Finding the Fourth Proportional to 16,099.58, 22,215.39 and 9,387.38

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Solution

The fourth proportional to 16,099.58, 22,215.39 and 9,387.38 is: 12,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,099.58 : 22,215.39 = 9,387.38 : x
  2. Step 2: Convert to fraction form
    16,099.58/22,215.39 = 9,387.38/x
  3. Step 3: Cross multiply
    16,099.58x = 22,215.39 × 9,387.38
  4. Step 4: Simplify right side
    16,099.58x = 208,544,307.78
  5. Step 5: Solve for x
    x = 208,544,307.78/16,099.58
  6. Step 6: Final answer
    x = 12,953.40

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Half scale
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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.