Home / 32,725.74-45,156.60-18,382.83

Finding the Fourth Proportional to 32,725.74, 45,156.60 and 18,382.83

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Solution

The fourth proportional to 32,725.74, 45,156.60 and 18,382.83 is: 25,365.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,725.74 : 45,156.60 = 18,382.83 : x
  2. Step 2: Convert to fraction form
    32,725.74/45,156.60 = 18,382.83/x
  3. Step 3: Cross multiply
    32,725.74x = 45,156.60 × 18,382.83
  4. Step 4: Simplify right side
    32,725.74x = 830,106,101.18
  5. Step 5: Solve for x
    x = 830,106,101.18/32,725.74
  6. Step 6: Final answer
    x = 25,365.54

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Double scale
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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.