Home / 19,136.52-28,708.74-8,036.73

Finding the Fourth Proportional to 19,136.52, 28,708.74 and 8,036.73

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Solution

The fourth proportional to 19,136.52, 28,708.74 and 8,036.73 is: 12,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.52 : 28,708.74 = 8,036.73 : x
  2. Step 2: Convert to fraction form
    19,136.52/28,708.74 = 8,036.73/x
  3. Step 3: Cross multiply
    19,136.52x = 28,708.74 × 8,036.73
  4. Step 4: Simplify right side
    19,136.52x = 230,724,392.02
  5. Step 5: Solve for x
    x = 230,724,392.02/19,136.52
  6. Step 6: Final answer
    x = 12,056.76

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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.