Home / 31,056.36-46,589.16-14,418.08

Finding the Fourth Proportional to 31,056.36, 46,589.16 and 14,418.08

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Solution

The fourth proportional to 31,056.36, 46,589.16 and 14,418.08 is: 21,629.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056.36 : 46,589.16 = 14,418.08 : x
  2. Step 2: Convert to fraction form
    31,056.36/46,589.16 = 14,418.08/x
  3. Step 3: Cross multiply
    31,056.36x = 46,589.16 × 14,418.08
  4. Step 4: Simplify right side
    31,056.36x = 671,726,236.01
  5. Step 5: Solve for x
    x = 671,726,236.01/31,056.36
  6. Step 6: Final answer
    x = 21,629.26

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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.