Home / 37,128.92-51,238.04-22,029.06

Finding the Fourth Proportional to 37,128.92, 51,238.04 and 22,029.06

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Solution

The fourth proportional to 37,128.92, 51,238.04 and 22,029.06 is: 30,400.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,128.92 : 51,238.04 = 22,029.06 : x
  2. Step 2: Convert to fraction form
    37,128.92/51,238.04 = 22,029.06/x
  3. Step 3: Cross multiply
    37,128.92x = 51,238.04 × 22,029.06
  4. Step 4: Simplify right side
    37,128.92x = 1,128,725,939.44
  5. Step 5: Solve for x
    x = 1,128,725,939.44/37,128.92
  6. Step 6: Final answer
    x = 30,400.19

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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.