Home / 37,308.06-51,489.53-20,957.97

Finding the Fourth Proportional to 37,308.06, 51,489.53 and 20,957.97

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Solution

The fourth proportional to 37,308.06, 51,489.53 and 20,957.97 is: 28,924.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,308.06 : 51,489.53 = 20,957.97 : x
  2. Step 2: Convert to fraction form
    37,308.06/51,489.53 = 20,957.97/x
  3. Step 3: Cross multiply
    37,308.06x = 51,489.53 × 20,957.97
  4. Step 4: Simplify right side
    37,308.06x = 1,079,115,920.26
  5. Step 5: Solve for x
    x = 1,079,115,920.26/37,308.06
  6. Step 6: Final answer
    x = 28,924.47

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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.