Home / 37,130.93-51,260.59-28,676.80

Finding the Fourth Proportional to 37,130.93, 51,260.59 and 28,676.80

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Solution

The fourth proportional to 37,130.93, 51,260.59 and 28,676.80 is: 39,589.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.93 : 51,260.59 = 28,676.80 : x
  2. Step 2: Convert to fraction form
    37,130.93/51,260.59 = 28,676.80/x
  3. Step 3: Cross multiply
    37,130.93x = 51,260.59 × 28,676.80
  4. Step 4: Simplify right side
    37,130.93x = 1,469,989,787.23
  5. Step 5: Solve for x
    x = 1,469,989,787.23/37,130.93
  6. Step 6: Final answer
    x = 39,589.36

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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.