Home / 38,090.96-57,117.72-15,897.68

Finding the Fourth Proportional to 38,090.96, 57,117.72 and 15,897.68

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Solution

The fourth proportional to 38,090.96, 57,117.72 and 15,897.68 is: 23,838.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090.96 : 57,117.72 = 15,897.68 : x
  2. Step 2: Convert to fraction form
    38,090.96/57,117.72 = 15,897.68/x
  3. Step 3: Cross multiply
    38,090.96x = 57,117.72 × 15,897.68
  4. Step 4: Simplify right side
    38,090.96x = 908,039,234.89
  5. Step 5: Solve for x
    x = 908,039,234.89/38,090.96
  6. Step 6: Final answer
    x = 23,838.71

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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.