Home / 38,401.83-52,992.50-21,633.75

Finding the Fourth Proportional to 38,401.83, 52,992.50 and 21,633.75

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Solution

The fourth proportional to 38,401.83, 52,992.50 and 21,633.75 is: 29,853.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,401.83 : 52,992.50 = 21,633.75 : x
  2. Step 2: Convert to fraction form
    38,401.83/52,992.50 = 21,633.75/x
  3. Step 3: Cross multiply
    38,401.83x = 52,992.50 × 21,633.75
  4. Step 4: Simplify right side
    38,401.83x = 1,146,426,388.71
  5. Step 5: Solve for x
    x = 1,146,426,388.71/38,401.83
  6. Step 6: Final answer
    x = 29,853.43

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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.