Home / 11,947.61-17,893.61-11,532.35

Finding the Fourth Proportional to 11,947.61, 17,893.61 and 11,532.35

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Solution

The fourth proportional to 11,947.61, 17,893.61 and 11,532.35 is: 17,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947.61 : 17,893.61 = 11,532.35 : x
  2. Step 2: Convert to fraction form
    11,947.61/17,893.61 = 11,532.35/x
  3. Step 3: Cross multiply
    11,947.61x = 17,893.61 × 11,532.35
  4. Step 4: Simplify right side
    11,947.61x = 206,355,315.62
  5. Step 5: Solve for x
    x = 206,355,315.62/11,947.61
  6. Step 6: Final answer
    x = 17,271.68

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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.