Home / 37,395.22-51,604.95-21,479.80

Finding the Fourth Proportional to 37,395.22, 51,604.95 and 21,479.80

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Solution

The fourth proportional to 37,395.22, 51,604.95 and 21,479.80 is: 29,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,395.22 : 51,604.95 = 21,479.80 : x
  2. Step 2: Convert to fraction form
    37,395.22/51,604.95 = 21,479.80/x
  3. Step 3: Cross multiply
    37,395.22x = 51,604.95 × 21,479.80
  4. Step 4: Simplify right side
    37,395.22x = 1,108,464,005.01
  5. Step 5: Solve for x
    x = 1,108,464,005.01/37,395.22
  6. Step 6: Final answer
    x = 29,641.86

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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.