Home / 14,084.24-19,440.59-8,119.89

Finding the Fourth Proportional to 14,084.24, 19,440.59 and 8,119.89

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Solution

The fourth proportional to 14,084.24, 19,440.59 and 8,119.89 is: 11,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084.24 : 19,440.59 = 8,119.89 : x
  2. Step 2: Convert to fraction form
    14,084.24/19,440.59 = 8,119.89/x
  3. Step 3: Cross multiply
    14,084.24x = 19,440.59 × 8,119.89
  4. Step 4: Simplify right side
    14,084.24x = 157,855,411.74
  5. Step 5: Solve for x
    x = 157,855,411.74/14,084.24
  6. Step 6: Final answer
    x = 11,207.95

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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.