Home / 38,213.94-57,332.30-18,238.43

Finding the Fourth Proportional to 38,213.94, 57,332.30 and 18,238.43

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Solution

The fourth proportional to 38,213.94, 57,332.30 and 18,238.43 is: 27,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,213.94 : 57,332.30 = 18,238.43 : x
  2. Step 2: Convert to fraction form
    38,213.94/57,332.30 = 18,238.43/x
  3. Step 3: Cross multiply
    38,213.94x = 57,332.30 × 18,238.43
  4. Step 4: Simplify right side
    38,213.94x = 1,045,651,140.29
  5. Step 5: Solve for x
    x = 1,045,651,140.29/38,213.94
  6. Step 6: Final answer
    x = 27,363.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.