Home / 30,463.75-45,695.31-23,113.36

Finding the Fourth Proportional to 30,463.75, 45,695.31 and 23,113.36

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Solution

The fourth proportional to 30,463.75, 45,695.31 and 23,113.36 is: 34,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,463.75 : 45,695.31 = 23,113.36 : x
  2. Step 2: Convert to fraction form
    30,463.75/45,695.31 = 23,113.36/x
  3. Step 3: Cross multiply
    30,463.75x = 45,695.31 × 23,113.36
  4. Step 4: Simplify right side
    30,463.75x = 1,056,172,150.34
  5. Step 5: Solve for x
    x = 1,056,172,150.34/30,463.75
  6. Step 6: Final answer
    x = 34,669.80

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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.