Home / 37,257.22-51,410.65-21,340.72

Finding the Fourth Proportional to 37,257.22, 51,410.65 and 21,340.72

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Solution

The fourth proportional to 37,257.22, 51,410.65 and 21,340.72 is: 29,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,257.22 : 51,410.65 = 21,340.72 : x
  2. Step 2: Convert to fraction form
    37,257.22/51,410.65 = 21,340.72/x
  3. Step 3: Cross multiply
    37,257.22x = 51,410.65 × 21,340.72
  4. Step 4: Simplify right side
    37,257.22x = 1,097,139,976.26
  5. Step 5: Solve for x
    x = 1,097,139,976.26/37,257.22
  6. Step 6: Final answer
    x = 29,447.72

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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.