Home / 15,586.04-21,494.49-12,183.50

Finding the Fourth Proportional to 15,586.04, 21,494.49 and 12,183.50

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Solution

The fourth proportional to 15,586.04, 21,494.49 and 12,183.50 is: 16,802.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586.04 : 21,494.49 = 12,183.50 : x
  2. Step 2: Convert to fraction form
    15,586.04/21,494.49 = 12,183.50/x
  3. Step 3: Cross multiply
    15,586.04x = 21,494.49 × 12,183.50
  4. Step 4: Simplify right side
    15,586.04x = 261,878,118.92
  5. Step 5: Solve for x
    x = 261,878,118.92/15,586.04
  6. Step 6: Final answer
    x = 16,802.09

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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.