Home / 29,966.80-44,914.20-12,427.60

Finding the Fourth Proportional to 29,966.80, 44,914.20 and 12,427.60

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Solution

The fourth proportional to 29,966.80, 44,914.20 and 12,427.60 is: 18,626.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,966.80 : 44,914.20 = 12,427.60 : x
  2. Step 2: Convert to fraction form
    29,966.80/44,914.20 = 12,427.60/x
  3. Step 3: Cross multiply
    29,966.80x = 44,914.20 × 12,427.60
  4. Step 4: Simplify right side
    29,966.80x = 558,175,711.92
  5. Step 5: Solve for x
    x = 558,175,711.92/29,966.80
  6. Step 6: Final answer
    x = 18,626.47

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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.