Home / 18,332.25-27,498.38-6,645.48

Finding the Fourth Proportional to 18,332.25, 27,498.38 and 6,645.48

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Solution

The fourth proportional to 18,332.25, 27,498.38 and 6,645.48 is: 9,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.25 : 27,498.38 = 6,645.48 : x
  2. Step 2: Convert to fraction form
    18,332.25/27,498.38 = 6,645.48/x
  3. Step 3: Cross multiply
    18,332.25x = 27,498.38 × 6,645.48
  4. Step 4: Simplify right side
    18,332.25x = 182,739,934.32
  5. Step 5: Solve for x
    x = 182,739,934.32/18,332.25
  6. Step 6: Final answer
    x = 9,968.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.