Home / 37,067.60-51,154.18-21,153.53

Finding the Fourth Proportional to 37,067.60, 51,154.18 and 21,153.53

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Solution

The fourth proportional to 37,067.60, 51,154.18 and 21,153.53 is: 29,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,067.60 : 51,154.18 = 21,153.53 : x
  2. Step 2: Convert to fraction form
    37,067.60/51,154.18 = 21,153.53/x
  3. Step 3: Cross multiply
    37,067.60x = 51,154.18 × 21,153.53
  4. Step 4: Simplify right side
    37,067.60x = 1,082,091,556.26
  5. Step 5: Solve for x
    x = 1,082,091,556.26/37,067.60
  6. Step 6: Final answer
    x = 29,192.38

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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.