Home / 23,285.43-32,134.68-13,214.34

Finding the Fourth Proportional to 23,285.43, 32,134.68 and 13,214.34

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Solution

The fourth proportional to 23,285.43, 32,134.68 and 13,214.34 is: 18,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,285.43 : 32,134.68 = 13,214.34 : x
  2. Step 2: Convert to fraction form
    23,285.43/32,134.68 = 13,214.34/x
  3. Step 3: Cross multiply
    23,285.43x = 32,134.68 × 13,214.34
  4. Step 4: Simplify right side
    23,285.43x = 424,638,587.31
  5. Step 5: Solve for x
    x = 424,638,587.31/23,285.43
  6. Step 6: Final answer
    x = 18,236.24

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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.