Home / 16,198.93-22,346.00-11,154.40

Finding the Fourth Proportional to 16,198.93, 22,346.00 and 11,154.40

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Solution

The fourth proportional to 16,198.93, 22,346.00 and 11,154.40 is: 15,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.93 : 22,346.00 = 11,154.40 : x
  2. Step 2: Convert to fraction form
    16,198.93/22,346.00 = 11,154.40/x
  3. Step 3: Cross multiply
    16,198.93x = 22,346.00 × 11,154.40
  4. Step 4: Simplify right side
    16,198.93x = 249,256,110.76
  5. Step 5: Solve for x
    x = 249,256,110.76/16,198.93
  6. Step 6: Final answer
    x = 15,387.20

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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.