Home / 32,415.27-44,741.40-21,112.93

Finding the Fourth Proportional to 32,415.27, 44,741.40 and 21,112.93

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Solution

The fourth proportional to 32,415.27, 44,741.40 and 21,112.93 is: 29,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.27 : 44,741.40 = 21,112.93 : x
  2. Step 2: Convert to fraction form
    32,415.27/44,741.40 = 21,112.93/x
  3. Step 3: Cross multiply
    32,415.27x = 44,741.40 × 21,112.93
  4. Step 4: Simplify right side
    32,415.27x = 944,622,046.30
  5. Step 5: Solve for x
    x = 944,622,046.30/32,415.27
  6. Step 6: Final answer
    x = 29,141.27

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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.