Home / 13,974.96-19,271.16-9,257.52

Finding the Fourth Proportional to 13,974.96, 19,271.16 and 9,257.52

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Solution

The fourth proportional to 13,974.96, 19,271.16 and 9,257.52 is: 12,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.96 : 19,271.16 = 9,257.52 : x
  2. Step 2: Convert to fraction form
    13,974.96/19,271.16 = 9,257.52/x
  3. Step 3: Cross multiply
    13,974.96x = 19,271.16 × 9,257.52
  4. Step 4: Simplify right side
    13,974.96x = 178,403,149.12
  5. Step 5: Solve for x
    x = 178,403,149.12/13,974.96
  6. Step 6: Final answer
    x = 12,765.91

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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.