Home / 15,599.14-21,528.03-8,885.05

Finding the Fourth Proportional to 15,599.14, 21,528.03 and 8,885.05

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Solution

The fourth proportional to 15,599.14, 21,528.03 and 8,885.05 is: 12,262.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.14 : 21,528.03 = 8,885.05 : x
  2. Step 2: Convert to fraction form
    15,599.14/21,528.03 = 8,885.05/x
  3. Step 3: Cross multiply
    15,599.14x = 21,528.03 × 8,885.05
  4. Step 4: Simplify right side
    15,599.14x = 191,277,622.95
  5. Step 5: Solve for x
    x = 191,277,622.95/15,599.14
  6. Step 6: Final answer
    x = 12,262.06

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.