Home / 31,322.19-46,982.37-11,600.31

Finding the Fourth Proportional to 31,322.19, 46,982.37 and 11,600.31

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Solution

The fourth proportional to 31,322.19, 46,982.37 and 11,600.31 is: 17,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,322.19 : 46,982.37 = 11,600.31 : x
  2. Step 2: Convert to fraction form
    31,322.19/46,982.37 = 11,600.31/x
  3. Step 3: Cross multiply
    31,322.19x = 46,982.37 × 11,600.31
  4. Step 4: Simplify right side
    31,322.19x = 545,010,056.53
  5. Step 5: Solve for x
    x = 545,010,056.53/31,322.19
  6. Step 6: Final answer
    x = 17,400.13

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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.