Home / 31,100.24-46,617.96-13,565.36

Finding the Fourth Proportional to 31,100.24, 46,617.96 and 13,565.36

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Solution

The fourth proportional to 31,100.24, 46,617.96 and 13,565.36 is: 20,333.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,100.24 : 46,617.96 = 13,565.36 : x
  2. Step 2: Convert to fraction form
    31,100.24/46,617.96 = 13,565.36/x
  3. Step 3: Cross multiply
    31,100.24x = 46,617.96 × 13,565.36
  4. Step 4: Simplify right side
    31,100.24x = 632,389,409.87
  5. Step 5: Solve for x
    x = 632,389,409.87/31,100.24
  6. Step 6: Final answer
    x = 20,333.91

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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.