Home / 37,385.04-51,589.62-21,458.28

Finding the Fourth Proportional to 37,385.04, 51,589.62 and 21,458.28

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Solution

The fourth proportional to 37,385.04, 51,589.62 and 21,458.28 is: 29,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,385.04 : 51,589.62 = 21,458.28 : x
  2. Step 2: Convert to fraction form
    37,385.04/51,589.62 = 21,458.28/x
  3. Step 3: Cross multiply
    37,385.04x = 51,589.62 × 21,458.28
  4. Step 4: Simplify right side
    37,385.04x = 1,107,024,511.05
  5. Step 5: Solve for x
    x = 1,107,024,511.05/37,385.04
  6. Step 6: Final answer
    x = 29,611.43

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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.