Home / 37,844.30-56,766.36-20,987.62

Finding the Fourth Proportional to 37,844.30, 56,766.36 and 20,987.62

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Solution

The fourth proportional to 37,844.30, 56,766.36 and 20,987.62 is: 31,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,844.30 : 56,766.36 = 20,987.62 : x
  2. Step 2: Convert to fraction form
    37,844.30/56,766.36 = 20,987.62/x
  3. Step 3: Cross multiply
    37,844.30x = 56,766.36 × 20,987.62
  4. Step 4: Simplify right side
    37,844.30x = 1,191,390,792.46
  5. Step 5: Solve for x
    x = 1,191,390,792.46/37,844.30
  6. Step 6: Final answer
    x = 31,481.38

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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.