Home / 31,996.87-48,011.51-21,586.75

Finding the Fourth Proportional to 31,996.87, 48,011.51 and 21,586.75

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Solution

The fourth proportional to 31,996.87, 48,011.51 and 21,586.75 is: 32,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,996.87 : 48,011.51 = 21,586.75 : x
  2. Step 2: Convert to fraction form
    31,996.87/48,011.51 = 21,586.75/x
  3. Step 3: Cross multiply
    31,996.87x = 48,011.51 × 21,586.75
  4. Step 4: Simplify right side
    31,996.87x = 1,036,412,463.49
  5. Step 5: Solve for x
    x = 1,036,412,463.49/31,996.87
  6. Step 6: Final answer
    x = 32,391.06

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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.