Home / 38,071.08-57,110.47-13,107.83

Finding the Fourth Proportional to 38,071.08, 57,110.47 and 13,107.83

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Solution

The fourth proportional to 38,071.08, 57,110.47 and 13,107.83 is: 19,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.08 : 57,110.47 = 13,107.83 : x
  2. Step 2: Convert to fraction form
    38,071.08/57,110.47 = 13,107.83/x
  3. Step 3: Cross multiply
    38,071.08x = 57,110.47 × 13,107.83
  4. Step 4: Simplify right side
    38,071.08x = 748,594,013.66
  5. Step 5: Solve for x
    x = 748,594,013.66/38,071.08
  6. Step 6: Final answer
    x = 19,663.06

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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.