Home / 37,141.22-51,258.38-21,222.58

Finding the Fourth Proportional to 37,141.22, 51,258.38 and 21,222.58

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Solution

The fourth proportional to 37,141.22, 51,258.38 and 21,222.58 is: 29,289.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141.22 : 51,258.38 = 21,222.58 : x
  2. Step 2: Convert to fraction form
    37,141.22/51,258.38 = 21,222.58/x
  3. Step 3: Cross multiply
    37,141.22x = 51,258.38 × 21,222.58
  4. Step 4: Simplify right side
    37,141.22x = 1,087,835,070.22
  5. Step 5: Solve for x
    x = 1,087,835,070.22/37,141.22
  6. Step 6: Final answer
    x = 29,289.16

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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.