Home / 32,202.16-44,429.89-20,872.13

Finding the Fourth Proportional to 32,202.16, 44,429.89 and 20,872.13

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Solution

The fourth proportional to 32,202.16, 44,429.89 and 20,872.13 is: 28,797.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,202.16 : 44,429.89 = 20,872.13 : x
  2. Step 2: Convert to fraction form
    32,202.16/44,429.89 = 20,872.13/x
  3. Step 3: Cross multiply
    32,202.16x = 44,429.89 × 20,872.13
  4. Step 4: Simplify right side
    32,202.16x = 927,346,513.39
  5. Step 5: Solve for x
    x = 927,346,513.39/32,202.16
  6. Step 6: Final answer
    x = 28,797.65

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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.