Home / 37,377-51,580.26-20,611.08

Finding the Fourth Proportional to 37,377, 51,580.26 and 20,611.08

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Solution

The fourth proportional to 37,377, 51,580.26 and 20,611.08 is: 28,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,377 : 51,580.26 = 20,611.08 : x
  2. Step 2: Convert to fraction form
    37,377/51,580.26 = 20,611.08/x
  3. Step 3: Cross multiply
    37,377x = 51,580.26 × 20,611.08
  4. Step 4: Simplify right side
    37,377x = 1,063,124,865.28
  5. Step 5: Solve for x
    x = 1,063,124,865.28/37,377
  6. Step 6: Final answer
    x = 28,443.29

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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.