Home / 25,418.96-38,123.80-10,623.92

Finding the Fourth Proportional to 25,418.96, 38,123.80 and 10,623.92

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Solution

The fourth proportional to 25,418.96, 38,123.80 and 10,623.92 is: 15,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,418.96 : 38,123.80 = 10,623.92 : x
  2. Step 2: Convert to fraction form
    25,418.96/38,123.80 = 10,623.92/x
  3. Step 3: Cross multiply
    25,418.96x = 38,123.80 × 10,623.92
  4. Step 4: Simplify right side
    25,418.96x = 405,024,201.30
  5. Step 5: Solve for x
    x = 405,024,201.30/25,418.96
  6. Step 6: Final answer
    x = 15,933.94

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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.