Home / 37,447.02-51,676.91-20,451.50

Finding the Fourth Proportional to 37,447.02, 51,676.91 and 20,451.50

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Solution

The fourth proportional to 37,447.02, 51,676.91 and 20,451.50 is: 28,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447.02 : 51,676.91 = 20,451.50 : x
  2. Step 2: Convert to fraction form
    37,447.02/51,676.91 = 20,451.50/x
  3. Step 3: Cross multiply
    37,447.02x = 51,676.91 × 20,451.50
  4. Step 4: Simplify right side
    37,447.02x = 1,056,870,324.87
  5. Step 5: Solve for x
    x = 1,056,870,324.87/37,447.02
  6. Step 6: Final answer
    x = 28,223.08

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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.