Home / 37,149.12-51,239.54-22,029.66

Finding the Fourth Proportional to 37,149.12, 51,239.54 and 22,029.66

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Solution

The fourth proportional to 37,149.12, 51,239.54 and 22,029.66 is: 30,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,149.12 : 51,239.54 = 22,029.66 : x
  2. Step 2: Convert to fraction form
    37,149.12/51,239.54 = 22,029.66/x
  3. Step 3: Cross multiply
    37,149.12x = 51,239.54 × 22,029.66
  4. Step 4: Simplify right side
    37,149.12x = 1,128,789,534.61
  5. Step 5: Solve for x
    x = 1,128,789,534.61/37,149.12
  6. Step 6: Final answer
    x = 30,385.36

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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.