Home / 37,851.90-56,781.36-12,883.56

Finding the Fourth Proportional to 37,851.90, 56,781.36 and 12,883.56

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Solution

The fourth proportional to 37,851.90, 56,781.36 and 12,883.56 is: 19,326.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,851.90 : 56,781.36 = 12,883.56 : x
  2. Step 2: Convert to fraction form
    37,851.90/56,781.36 = 12,883.56/x
  3. Step 3: Cross multiply
    37,851.90x = 56,781.36 × 12,883.56
  4. Step 4: Simplify right side
    37,851.90x = 731,546,058.44
  5. Step 5: Solve for x
    x = 731,546,058.44/37,851.90
  6. Step 6: Final answer
    x = 19,326.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.