Home / 37,396.60-51,608.96-21,486.18

Finding the Fourth Proportional to 37,396.60, 51,608.96 and 21,486.18

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Solution

The fourth proportional to 37,396.60, 51,608.96 and 21,486.18 is: 29,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,396.60 : 51,608.96 = 21,486.18 : x
  2. Step 2: Convert to fraction form
    37,396.60/51,608.96 = 21,486.18/x
  3. Step 3: Cross multiply
    37,396.60x = 51,608.96 × 21,486.18
  4. Step 4: Simplify right side
    37,396.60x = 1,108,879,038.70
  5. Step 5: Solve for x
    x = 1,108,879,038.70/37,396.60
  6. Step 6: Final answer
    x = 29,651.87

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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.