Home / 38,405.24-57,556.02-19,950.20

Finding the Fourth Proportional to 38,405.24, 57,556.02 and 19,950.20

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Solution

The fourth proportional to 38,405.24, 57,556.02 and 19,950.20 is: 29,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,405.24 : 57,556.02 = 19,950.20 : x
  2. Step 2: Convert to fraction form
    38,405.24/57,556.02 = 19,950.20/x
  3. Step 3: Cross multiply
    38,405.24x = 57,556.02 × 19,950.20
  4. Step 4: Simplify right side
    38,405.24x = 1,148,254,110.20
  5. Step 5: Solve for x
    x = 1,148,254,110.20/38,405.24
  6. Step 6: Final answer
    x = 29,898.37

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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.