Home / 18,043.72-24,889.52-11,668.20

Finding the Fourth Proportional to 18,043.72, 24,889.52 and 11,668.20

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Solution

The fourth proportional to 18,043.72, 24,889.52 and 11,668.20 is: 16,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.72 : 24,889.52 = 11,668.20 : x
  2. Step 2: Convert to fraction form
    18,043.72/24,889.52 = 11,668.20/x
  3. Step 3: Cross multiply
    18,043.72x = 24,889.52 × 11,668.20
  4. Step 4: Simplify right side
    18,043.72x = 290,415,897.26
  5. Step 5: Solve for x
    x = 290,415,897.26/18,043.72
  6. Step 6: Final answer
    x = 16,095.12

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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.