Home / 15,557.44-23,316.64-12,257.52

Finding the Fourth Proportional to 15,557.44, 23,316.64 and 12,257.52

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Solution

The fourth proportional to 15,557.44, 23,316.64 and 12,257.52 is: 18,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557.44 : 23,316.64 = 12,257.52 : x
  2. Step 2: Convert to fraction form
    15,557.44/23,316.64 = 12,257.52/x
  3. Step 3: Cross multiply
    15,557.44x = 23,316.64 × 12,257.52
  4. Step 4: Simplify right side
    15,557.44x = 285,804,181.13
  5. Step 5: Solve for x
    x = 285,804,181.13/15,557.44
  6. Step 6: Final answer
    x = 18,370.90

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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.