Home / 32,887.51-45,383.56-18,737.62

Finding the Fourth Proportional to 32,887.51, 45,383.56 and 18,737.62

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Solution

The fourth proportional to 32,887.51, 45,383.56 and 18,737.62 is: 25,857.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,887.51 : 45,383.56 = 18,737.62 : x
  2. Step 2: Convert to fraction form
    32,887.51/45,383.56 = 18,737.62/x
  3. Step 3: Cross multiply
    32,887.51x = 45,383.56 × 18,737.62
  4. Step 4: Simplify right side
    32,887.51x = 850,379,741.22
  5. Step 5: Solve for x
    x = 850,379,741.22/32,887.51
  6. Step 6: Final answer
    x = 25,857.23

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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.