Home / 37,104.61-51,203.79-20,108.71

Finding the Fourth Proportional to 37,104.61, 51,203.79 and 20,108.71

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Solution

The fourth proportional to 37,104.61, 51,203.79 and 20,108.71 is: 27,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,104.61 : 51,203.79 = 20,108.71 : x
  2. Step 2: Convert to fraction form
    37,104.61/51,203.79 = 20,108.71/x
  3. Step 3: Cross multiply
    37,104.61x = 51,203.79 × 20,108.71
  4. Step 4: Simplify right side
    37,104.61x = 1,029,641,960.59
  5. Step 5: Solve for x
    x = 1,029,641,960.59/37,104.61
  6. Step 6: Final answer
    x = 27,749.70

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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.