Home / 14,161.12-19,544.76-8,196.42

Finding the Fourth Proportional to 14,161.12, 19,544.76 and 8,196.42

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Solution

The fourth proportional to 14,161.12, 19,544.76 and 8,196.42 is: 11,312.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.12 : 19,544.76 = 8,196.42 : x
  2. Step 2: Convert to fraction form
    14,161.12/19,544.76 = 8,196.42/x
  3. Step 3: Cross multiply
    14,161.12x = 19,544.76 × 8,196.42
  4. Step 4: Simplify right side
    14,161.12x = 160,197,061.76
  5. Step 5: Solve for x
    x = 160,197,061.76/14,161.12
  6. Step 6: Final answer
    x = 11,312.46

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Half scale
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Double scale
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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.