Home / 37,284.10-51,451.02-20,287.95

Finding the Fourth Proportional to 37,284.10, 51,451.02 and 20,287.95

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Solution

The fourth proportional to 37,284.10, 51,451.02 and 20,287.95 is: 27,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,284.10 : 51,451.02 = 20,287.95 : x
  2. Step 2: Convert to fraction form
    37,284.10/51,451.02 = 20,287.95/x
  3. Step 3: Cross multiply
    37,284.10x = 51,451.02 × 20,287.95
  4. Step 4: Simplify right side
    37,284.10x = 1,043,835,539.22
  5. Step 5: Solve for x
    x = 1,043,835,539.22/37,284.10
  6. Step 6: Final answer
    x = 27,996.80

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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.