Home / 18,338.04-25,308.60-17,212.08

Finding the Fourth Proportional to 18,338.04, 25,308.60 and 17,212.08

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Solution

The fourth proportional to 18,338.04, 25,308.60 and 17,212.08 is: 23,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.04 : 25,308.60 = 17,212.08 : x
  2. Step 2: Convert to fraction form
    18,338.04/25,308.60 = 17,212.08/x
  3. Step 3: Cross multiply
    18,338.04x = 25,308.60 × 17,212.08
  4. Step 4: Simplify right side
    18,338.04x = 435,613,647.89
  5. Step 5: Solve for x
    x = 435,613,647.89/18,338.04
  6. Step 6: Final answer
    x = 23,754.65

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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.