Home / 14,084.57-19,441.03-8,120.22

Finding the Fourth Proportional to 14,084.57, 19,441.03 and 8,120.22

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Solution

The fourth proportional to 14,084.57, 19,441.03 and 8,120.22 is: 11,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.57 : 19,441.03 = 8,120.22 : x
  2. Step 2: Convert to fraction form
    14,084.57/19,441.03 = 8,120.22/x
  3. Step 3: Cross multiply
    14,084.57x = 19,441.03 × 8,120.22
  4. Step 4: Simplify right side
    14,084.57x = 157,865,440.63
  5. Step 5: Solve for x
    x = 157,865,440.63/14,084.57
  6. Step 6: Final answer
    x = 11,208.40

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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.