Home / 18,538.62-25,585.73-10,582.39

Finding the Fourth Proportional to 18,538.62, 25,585.73 and 10,582.39

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Solution

The fourth proportional to 18,538.62, 25,585.73 and 10,582.39 is: 14,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538.62 : 25,585.73 = 10,582.39 : x
  2. Step 2: Convert to fraction form
    18,538.62/25,585.73 = 10,582.39/x
  3. Step 3: Cross multiply
    18,538.62x = 25,585.73 × 10,582.39
  4. Step 4: Simplify right side
    18,538.62x = 270,758,173.29
  5. Step 5: Solve for x
    x = 270,758,173.29/18,538.62
  6. Step 6: Final answer
    x = 14,605.09

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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.