Home / 38,125.26-52,611.54-20,897.52

Finding the Fourth Proportional to 38,125.26, 52,611.54 and 20,897.52

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Solution

The fourth proportional to 38,125.26, 52,611.54 and 20,897.52 is: 28,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125.26 : 52,611.54 = 20,897.52 : x
  2. Step 2: Convert to fraction form
    38,125.26/52,611.54 = 20,897.52/x
  3. Step 3: Cross multiply
    38,125.26x = 52,611.54 × 20,897.52
  4. Step 4: Simplify right side
    38,125.26x = 1,099,450,709.38
  5. Step 5: Solve for x
    x = 1,099,450,709.38/38,125.26
  6. Step 6: Final answer
    x = 28,837.85

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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.