Home / 37,892.12-52,288.86-20,895.56

Finding the Fourth Proportional to 37,892.12, 52,288.86 and 20,895.56

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Solution

The fourth proportional to 37,892.12, 52,288.86 and 20,895.56 is: 28,834.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,892.12 : 52,288.86 = 20,895.56 : x
  2. Step 2: Convert to fraction form
    37,892.12/52,288.86 = 20,895.56/x
  3. Step 3: Cross multiply
    37,892.12x = 52,288.86 × 20,895.56
  4. Step 4: Simplify right side
    37,892.12x = 1,092,605,011.46
  5. Step 5: Solve for x
    x = 1,092,605,011.46/37,892.12
  6. Step 6: Final answer
    x = 28,834.62

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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.