Home / 19,611.04-29,439.60-12,232.48

Finding the Fourth Proportional to 19,611.04, 29,439.60 and 12,232.48

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Solution

The fourth proportional to 19,611.04, 29,439.60 and 12,232.48 is: 18,363.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.04 : 29,439.60 = 12,232.48 : x
  2. Step 2: Convert to fraction form
    19,611.04/29,439.60 = 12,232.48/x
  3. Step 3: Cross multiply
    19,611.04x = 29,439.60 × 12,232.48
  4. Step 4: Simplify right side
    19,611.04x = 360,119,318.21
  5. Step 5: Solve for x
    x = 360,119,318.21/19,611.04
  6. Step 6: Final answer
    x = 18,363.09

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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.