Home / 19,239.36-28,856.52-6,091.80

Finding the Fourth Proportional to 19,239.36, 28,856.52 and 6,091.80

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Solution

The fourth proportional to 19,239.36, 28,856.52 and 6,091.80 is: 9,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239.36 : 28,856.52 = 6,091.80 : x
  2. Step 2: Convert to fraction form
    19,239.36/28,856.52 = 6,091.80/x
  3. Step 3: Cross multiply
    19,239.36x = 28,856.52 × 6,091.80
  4. Step 4: Simplify right side
    19,239.36x = 175,788,148.54
  5. Step 5: Solve for x
    x = 175,788,148.54/19,239.36
  6. Step 6: Final answer
    x = 9,136.90

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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.