Home / 34,383.60-51,575.40-16,887.60

Finding the Fourth Proportional to 34,383.60, 51,575.40 and 16,887.60

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Solution

The fourth proportional to 34,383.60, 51,575.40 and 16,887.60 is: 25,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,383.60 : 51,575.40 = 16,887.60 : x
  2. Step 2: Convert to fraction form
    34,383.60/51,575.40 = 16,887.60/x
  3. Step 3: Cross multiply
    34,383.60x = 51,575.40 × 16,887.60
  4. Step 4: Simplify right side
    34,383.60x = 870,984,725.04
  5. Step 5: Solve for x
    x = 870,984,725.04/34,383.60
  6. Step 6: Final answer
    x = 25,331.40

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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.