Home / 22,439.19-33,675.81-12,586.77

Finding the Fourth Proportional to 22,439.19, 33,675.81 and 12,586.77

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Solution

The fourth proportional to 22,439.19, 33,675.81 and 12,586.77 is: 18,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,439.19 : 33,675.81 = 12,586.77 : x
  2. Step 2: Convert to fraction form
    22,439.19/33,675.81 = 12,586.77/x
  3. Step 3: Cross multiply
    22,439.19x = 33,675.81 × 12,586.77
  4. Step 4: Simplify right side
    22,439.19x = 423,869,675.03
  5. Step 5: Solve for x
    x = 423,869,675.03/22,439.19
  6. Step 6: Final answer
    x = 18,889.70

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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.