Home / 37,857.23-52,238.45-21,723.72

Finding the Fourth Proportional to 37,857.23, 52,238.45 and 21,723.72

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Solution

The fourth proportional to 37,857.23, 52,238.45 and 21,723.72 is: 29,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,857.23 : 52,238.45 = 21,723.72 : x
  2. Step 2: Convert to fraction form
    37,857.23/52,238.45 = 21,723.72/x
  3. Step 3: Cross multiply
    37,857.23x = 52,238.45 × 21,723.72
  4. Step 4: Simplify right side
    37,857.23x = 1,134,813,352.42
  5. Step 5: Solve for x
    x = 1,134,813,352.42/37,857.23
  6. Step 6: Final answer
    x = 29,976.14

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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.