Home / 11,845.14-17,750.43-8,565.18

Finding the Fourth Proportional to 11,845.14, 17,750.43 and 8,565.18

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Solution

The fourth proportional to 11,845.14, 17,750.43 and 8,565.18 is: 12,835.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.14 : 17,750.43 = 8,565.18 : x
  2. Step 2: Convert to fraction form
    11,845.14/17,750.43 = 8,565.18/x
  3. Step 3: Cross multiply
    11,845.14x = 17,750.43 × 8,565.18
  4. Step 4: Simplify right side
    11,845.14x = 152,035,628.03
  5. Step 5: Solve for x
    x = 152,035,628.03/11,845.14
  6. Step 6: Final answer
    x = 12,835.27

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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.