Home / 38,090.14-57,140.53-15,898.43

Finding the Fourth Proportional to 38,090.14, 57,140.53 and 15,898.43

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Solution

The fourth proportional to 38,090.14, 57,140.53 and 15,898.43 is: 23,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090.14 : 57,140.53 = 15,898.43 : x
  2. Step 2: Convert to fraction form
    38,090.14/57,140.53 = 15,898.43/x
  3. Step 3: Cross multiply
    38,090.14x = 57,140.53 × 15,898.43
  4. Step 4: Simplify right side
    38,090.14x = 908,444,819.47
  5. Step 5: Solve for x
    x = 908,444,819.47/38,090.14
  6. Step 6: Final answer
    x = 23,849.87

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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.