Home / 37,091.81-51,204.38-21,173.19

Finding the Fourth Proportional to 37,091.81, 51,204.38 and 21,173.19

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Solution

The fourth proportional to 37,091.81, 51,204.38 and 21,173.19 is: 29,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,091.81 : 51,204.38 = 21,173.19 : x
  2. Step 2: Convert to fraction form
    37,091.81/51,204.38 = 21,173.19/x
  3. Step 3: Cross multiply
    37,091.81x = 51,204.38 × 21,173.19
  4. Step 4: Simplify right side
    37,091.81x = 1,084,160,066.57
  5. Step 5: Solve for x
    x = 1,084,160,066.57/37,091.81
  6. Step 6: Final answer
    x = 29,229.10

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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.