Home / 38,124.27-57,202.74-18,417.51

Finding the Fourth Proportional to 38,124.27, 57,202.74 and 18,417.51

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Solution

The fourth proportional to 38,124.27, 57,202.74 and 18,417.51 is: 27,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,124.27 : 57,202.74 = 18,417.51 : x
  2. Step 2: Convert to fraction form
    38,124.27/57,202.74 = 18,417.51/x
  3. Step 3: Cross multiply
    38,124.27x = 57,202.74 × 18,417.51
  4. Step 4: Simplify right side
    38,124.27x = 1,053,532,035.98
  5. Step 5: Solve for x
    x = 1,053,532,035.98/38,124.27
  6. Step 6: Final answer
    x = 27,634.16

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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.