Home / 31,268.88-46,908.65-11,547.54

Finding the Fourth Proportional to 31,268.88, 46,908.65 and 11,547.54

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Solution

The fourth proportional to 31,268.88, 46,908.65 and 11,547.54 is: 17,323.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,268.88 : 46,908.65 = 11,547.54 : x
  2. Step 2: Convert to fraction form
    31,268.88/46,908.65 = 11,547.54/x
  3. Step 3: Cross multiply
    31,268.88x = 46,908.65 × 11,547.54
  4. Step 4: Simplify right side
    31,268.88x = 541,679,454.48
  5. Step 5: Solve for x
    x = 541,679,454.48/31,268.88
  6. Step 6: Final answer
    x = 17,323.28

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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.