Home / 37,731.77-52,066.80-21,817.25

Finding the Fourth Proportional to 37,731.77, 52,066.80 and 21,817.25

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Solution

The fourth proportional to 37,731.77, 52,066.80 and 21,817.25 is: 30,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,731.77 : 52,066.80 = 21,817.25 : x
  2. Step 2: Convert to fraction form
    37,731.77/52,066.80 = 21,817.25/x
  3. Step 3: Cross multiply
    37,731.77x = 52,066.80 × 21,817.25
  4. Step 4: Simplify right side
    37,731.77x = 1,135,954,522.47
  5. Step 5: Solve for x
    x = 1,135,954,522.47/37,731.77
  6. Step 6: Final answer
    x = 30,106.05

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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.