Home / 14,154.70-19,532.99-9,119.13

Finding the Fourth Proportional to 14,154.70, 19,532.99 and 9,119.13

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Solution

The fourth proportional to 14,154.70, 19,532.99 and 9,119.13 is: 12,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.70 : 19,532.99 = 9,119.13 : x
  2. Step 2: Convert to fraction form
    14,154.70/19,532.99 = 9,119.13/x
  3. Step 3: Cross multiply
    14,154.70x = 19,532.99 × 9,119.13
  4. Step 4: Simplify right side
    14,154.70x = 178,123,852.30
  5. Step 5: Solve for x
    x = 178,123,852.30/14,154.70
  6. Step 6: Final answer
    x = 12,584.08

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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.