Home / 23,511.51-32,445.90-12,901.73

Finding the Fourth Proportional to 23,511.51, 32,445.90 and 12,901.73

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Solution

The fourth proportional to 23,511.51, 32,445.90 and 12,901.73 is: 17,804.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,511.51 : 32,445.90 = 12,901.73 : x
  2. Step 2: Convert to fraction form
    23,511.51/32,445.90 = 12,901.73/x
  3. Step 3: Cross multiply
    23,511.51x = 32,445.90 × 12,901.73
  4. Step 4: Simplify right side
    23,511.51x = 418,608,079.18
  5. Step 5: Solve for x
    x = 418,608,079.18/23,511.51
  6. Step 6: Final answer
    x = 17,804.39

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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.