Home / 32,016.36-44,129.70-21,402.12

Finding the Fourth Proportional to 32,016.36, 44,129.70 and 21,402.12

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Solution

The fourth proportional to 32,016.36, 44,129.70 and 21,402.12 is: 29,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,016.36 : 44,129.70 = 21,402.12 : x
  2. Step 2: Convert to fraction form
    32,016.36/44,129.70 = 21,402.12/x
  3. Step 3: Cross multiply
    32,016.36x = 44,129.70 × 21,402.12
  4. Step 4: Simplify right side
    32,016.36x = 944,469,134.96
  5. Step 5: Solve for x
    x = 944,469,134.96/32,016.36
  6. Step 6: Final answer
    x = 29,499.58

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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.