Home / 12,235.62-16,893.28-9,397.92

Finding the Fourth Proportional to 12,235.62, 16,893.28 and 9,397.92

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Solution

The fourth proportional to 12,235.62, 16,893.28 and 9,397.92 is: 12,975.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235.62 : 16,893.28 = 9,397.92 : x
  2. Step 2: Convert to fraction form
    12,235.62/16,893.28 = 9,397.92/x
  3. Step 3: Cross multiply
    12,235.62x = 16,893.28 × 9,397.92
  4. Step 4: Simplify right side
    12,235.62x = 158,761,646.99
  5. Step 5: Solve for x
    x = 158,761,646.99/12,235.62
  6. Step 6: Final answer
    x = 12,975.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.