Home / 39,586.20-54,635.13-22,590.42

Finding the Fourth Proportional to 39,586.20, 54,635.13 and 22,590.42

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Solution

The fourth proportional to 39,586.20, 54,635.13 and 22,590.42 is: 31,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,586.20 : 54,635.13 = 22,590.42 : x
  2. Step 2: Convert to fraction form
    39,586.20/54,635.13 = 22,590.42/x
  3. Step 3: Cross multiply
    39,586.20x = 54,635.13 × 22,590.42
  4. Step 4: Simplify right side
    39,586.20x = 1,234,230,533.45
  5. Step 5: Solve for x
    x = 1,234,230,533.45/39,586.20
  6. Step 6: Final answer
    x = 31,178.30

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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.