Home / 16,198.49-22,355.51-9,483.71

Finding the Fourth Proportional to 16,198.49, 22,355.51 and 9,483.71

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Solution

The fourth proportional to 16,198.49, 22,355.51 and 9,483.71 is: 13,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.49 : 22,355.51 = 9,483.71 : x
  2. Step 2: Convert to fraction form
    16,198.49/22,355.51 = 9,483.71/x
  3. Step 3: Cross multiply
    16,198.49x = 22,355.51 × 9,483.71
  4. Step 4: Simplify right side
    16,198.49x = 212,013,173.74
  5. Step 5: Solve for x
    x = 212,013,173.74/16,198.49
  6. Step 6: Final answer
    x = 13,088.45

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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.