Home / 38,087.04-57,129.66-15,899.97

Finding the Fourth Proportional to 38,087.04, 57,129.66 and 15,899.97

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Solution

The fourth proportional to 38,087.04, 57,129.66 and 15,899.97 is: 23,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,087.04 : 57,129.66 = 15,899.97 : x
  2. Step 2: Convert to fraction form
    38,087.04/57,129.66 = 15,899.97/x
  3. Step 3: Cross multiply
    38,087.04x = 57,129.66 × 15,899.97
  4. Step 4: Simplify right side
    38,087.04x = 908,359,880.11
  5. Step 5: Solve for x
    x = 908,359,880.11/38,087.04
  6. Step 6: Final answer
    x = 23,849.58

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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.