Home / 38,014.32-57,001.95-13,047.66

Finding the Fourth Proportional to 38,014.32, 57,001.95 and 13,047.66

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Solution

The fourth proportional to 38,014.32, 57,001.95 and 13,047.66 is: 19,564.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.32 : 57,001.95 = 13,047.66 : x
  2. Step 2: Convert to fraction form
    38,014.32/57,001.95 = 13,047.66/x
  3. Step 3: Cross multiply
    38,014.32x = 57,001.95 × 13,047.66
  4. Step 4: Simplify right side
    38,014.32x = 743,742,062.94
  5. Step 5: Solve for x
    x = 743,742,062.94/38,014.32
  6. Step 6: Final answer
    x = 19,564.79

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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.