Home / 38,051.64-52,511.40-20,824.56

Finding the Fourth Proportional to 38,051.64, 52,511.40 and 20,824.56

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Solution

The fourth proportional to 38,051.64, 52,511.40 and 20,824.56 is: 28,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,051.64 : 52,511.40 = 20,824.56 : x
  2. Step 2: Convert to fraction form
    38,051.64/52,511.40 = 20,824.56/x
  3. Step 3: Cross multiply
    38,051.64x = 52,511.40 × 20,824.56
  4. Step 4: Simplify right side
    38,051.64x = 1,093,526,799.98
  5. Step 5: Solve for x
    x = 1,093,526,799.98/38,051.64
  6. Step 6: Final answer
    x = 28,737.97

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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.