Home / 14,196.28-19,590.94-7,908.68

Finding the Fourth Proportional to 14,196.28, 19,590.94 and 7,908.68

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Solution

The fourth proportional to 14,196.28, 19,590.94 and 7,908.68 is: 10,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196.28 : 19,590.94 = 7,908.68 : x
  2. Step 2: Convert to fraction form
    14,196.28/19,590.94 = 7,908.68/x
  3. Step 3: Cross multiply
    14,196.28x = 19,590.94 × 7,908.68
  4. Step 4: Simplify right side
    14,196.28x = 154,938,475.36
  5. Step 5: Solve for x
    x = 154,938,475.36/14,196.28
  6. Step 6: Final answer
    x = 10,914.02

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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.