Home / 37,634.88-51,893.32-30,807.19

Finding the Fourth Proportional to 37,634.88, 51,893.32 and 30,807.19

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Solution

The fourth proportional to 37,634.88, 51,893.32 and 30,807.19 is: 42,478.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,634.88 : 51,893.32 = 30,807.19 : x
  2. Step 2: Convert to fraction form
    37,634.88/51,893.32 = 30,807.19/x
  3. Step 3: Cross multiply
    37,634.88x = 51,893.32 × 30,807.19
  4. Step 4: Simplify right side
    37,634.88x = 1,598,687,368.97
  5. Step 5: Solve for x
    x = 1,598,687,368.97/37,634.88
  6. Step 6: Final answer
    x = 42,478.88

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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.