Home / 37,810.62-52,170.75-21,894.12

Finding the Fourth Proportional to 37,810.62, 52,170.75 and 21,894.12

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Solution

The fourth proportional to 37,810.62, 52,170.75 and 21,894.12 is: 30,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,810.62 : 52,170.75 = 21,894.12 : x
  2. Step 2: Convert to fraction form
    37,810.62/52,170.75 = 21,894.12/x
  3. Step 3: Cross multiply
    37,810.62x = 52,170.75 × 21,894.12
  4. Step 4: Simplify right side
    37,810.62x = 1,142,232,660.99
  5. Step 5: Solve for x
    x = 1,142,232,660.99/37,810.62
  6. Step 6: Final answer
    x = 30,209.31

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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.