Home / 37,745.07-56,630.97-21,119.42

Finding the Fourth Proportional to 37,745.07, 56,630.97 and 21,119.42

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Solution

The fourth proportional to 37,745.07, 56,630.97 and 21,119.42 is: 31,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,745.07 : 56,630.97 = 21,119.42 : x
  2. Step 2: Convert to fraction form
    37,745.07/56,630.97 = 21,119.42/x
  3. Step 3: Cross multiply
    37,745.07x = 56,630.97 × 21,119.42
  4. Step 4: Simplify right side
    37,745.07x = 1,196,012,957.28
  5. Step 5: Solve for x
    x = 1,196,012,957.28/37,745.07
  6. Step 6: Final answer
    x = 31,686.60

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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.