Home / 18,564.45-25,618.97-10,066.62

Finding the Fourth Proportional to 18,564.45, 25,618.97 and 10,066.62

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Solution

The fourth proportional to 18,564.45, 25,618.97 and 10,066.62 is: 13,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564.45 : 25,618.97 = 10,066.62 : x
  2. Step 2: Convert to fraction form
    18,564.45/25,618.97 = 10,066.62/x
  3. Step 3: Cross multiply
    18,564.45x = 25,618.97 × 10,066.62
  4. Step 4: Simplify right side
    18,564.45x = 257,896,385.45
  5. Step 5: Solve for x
    x = 257,896,385.45/18,564.45
  6. Step 6: Final answer
    x = 13,891.95

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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.