Home / 50,665.14-75,995.88-15,603.90

Finding the Fourth Proportional to 50,665.14, 75,995.88 and 15,603.90

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Solution

The fourth proportional to 50,665.14, 75,995.88 and 15,603.90 is: 23,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,665.14 : 75,995.88 = 15,603.90 : x
  2. Step 2: Convert to fraction form
    50,665.14/75,995.88 = 15,603.90/x
  3. Step 3: Cross multiply
    50,665.14x = 75,995.88 × 15,603.90
  4. Step 4: Simplify right side
    50,665.14x = 1,185,832,111.93
  5. Step 5: Solve for x
    x = 1,185,832,111.93/50,665.14
  6. Step 6: Final answer
    x = 23,405.29

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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.