Home / 31,635.14-47,454.73-11,650.01

Finding the Fourth Proportional to 31,635.14, 47,454.73 and 11,650.01

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Solution

The fourth proportional to 31,635.14, 47,454.73 and 11,650.01 is: 17,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,635.14 : 47,454.73 = 11,650.01 : x
  2. Step 2: Convert to fraction form
    31,635.14/47,454.73 = 11,650.01/x
  3. Step 3: Cross multiply
    31,635.14x = 47,454.73 × 11,650.01
  4. Step 4: Simplify right side
    31,635.14x = 552,847,812.65
  5. Step 5: Solve for x
    x = 552,847,812.65/31,635.14
  6. Step 6: Final answer
    x = 17,475.75

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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.