Home / 19,452.25-29,178.38-4,860.25

Finding the Fourth Proportional to 19,452.25, 29,178.38 and 4,860.25

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Solution

The fourth proportional to 19,452.25, 29,178.38 and 4,860.25 is: 7,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,452.25 : 29,178.38 = 4,860.25 : x
  2. Step 2: Convert to fraction form
    19,452.25/29,178.38 = 4,860.25/x
  3. Step 3: Cross multiply
    19,452.25x = 29,178.38 × 4,860.25
  4. Step 4: Simplify right side
    19,452.25x = 141,814,197.09
  5. Step 5: Solve for x
    x = 141,814,197.09/19,452.25
  6. Step 6: Final answer
    x = 7,290.38

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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.