Home / 14,265.90-21,397.23-5,500.08

Finding the Fourth Proportional to 14,265.90, 21,397.23 and 5,500.08

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Solution

The fourth proportional to 14,265.90, 21,397.23 and 5,500.08 is: 8,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265.90 : 21,397.23 = 5,500.08 : x
  2. Step 2: Convert to fraction form
    14,265.90/21,397.23 = 5,500.08/x
  3. Step 3: Cross multiply
    14,265.90x = 21,397.23 × 5,500.08
  4. Step 4: Simplify right side
    14,265.90x = 117,686,476.78
  5. Step 5: Solve for x
    x = 117,686,476.78/14,265.90
  6. Step 6: Final answer
    x = 8,249.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.