Home / 25,529.32-38,294.01-12,383.62

Finding the Fourth Proportional to 25,529.32, 38,294.01 and 12,383.62

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Solution

The fourth proportional to 25,529.32, 38,294.01 and 12,383.62 is: 18,575.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.32 : 38,294.01 = 12,383.62 : x
  2. Step 2: Convert to fraction form
    25,529.32/38,294.01 = 12,383.62/x
  3. Step 3: Cross multiply
    25,529.32x = 38,294.01 × 12,383.62
  4. Step 4: Simplify right side
    25,529.32x = 474,218,468.12
  5. Step 5: Solve for x
    x = 474,218,468.12/25,529.32
  6. Step 6: Final answer
    x = 18,575.44

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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.