Home / 12,848.15-17,733.41-8,364.09

Finding the Fourth Proportional to 12,848.15, 17,733.41 and 8,364.09

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Solution

The fourth proportional to 12,848.15, 17,733.41 and 8,364.09 is: 11,544.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.15 : 17,733.41 = 8,364.09 : x
  2. Step 2: Convert to fraction form
    12,848.15/17,733.41 = 8,364.09/x
  3. Step 3: Cross multiply
    12,848.15x = 17,733.41 × 8,364.09
  4. Step 4: Simplify right side
    12,848.15x = 148,323,795.43
  5. Step 5: Solve for x
    x = 148,323,795.43/12,848.15
  6. Step 6: Final answer
    x = 11,544.37

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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.