Home / 37,490.95-51,739.07-21,575.44

Finding the Fourth Proportional to 37,490.95, 51,739.07 and 21,575.44

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Solution

The fourth proportional to 37,490.95, 51,739.07 and 21,575.44 is: 29,775.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,490.95 : 51,739.07 = 21,575.44 : x
  2. Step 2: Convert to fraction form
    37,490.95/51,739.07 = 21,575.44/x
  3. Step 3: Cross multiply
    37,490.95x = 51,739.07 × 21,575.44
  4. Step 4: Simplify right side
    37,490.95x = 1,116,293,200.44
  5. Step 5: Solve for x
    x = 1,116,293,200.44/37,490.95
  6. Step 6: Final answer
    x = 29,775.00

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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.