Home / 37,055.07-51,135.84-21,144.51

Finding the Fourth Proportional to 37,055.07, 51,135.84 and 21,144.51

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Solution

The fourth proportional to 37,055.07, 51,135.84 and 21,144.51 is: 29,179.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,055.07 : 51,135.84 = 21,144.51 : x
  2. Step 2: Convert to fraction form
    37,055.07/51,135.84 = 21,144.51/x
  3. Step 3: Cross multiply
    37,055.07x = 51,135.84 × 21,144.51
  4. Step 4: Simplify right side
    37,055.07x = 1,081,242,280.24
  5. Step 5: Solve for x
    x = 1,081,242,280.24/37,055.07
  6. Step 6: Final answer
    x = 29,179.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.