Home / 46,745.72-70,076.82-20,429.62

Finding the Fourth Proportional to 46,745.72, 70,076.82 and 20,429.62

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Solution

The fourth proportional to 46,745.72, 70,076.82 and 20,429.62 is: 30,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,745.72 : 70,076.82 = 20,429.62 : x
  2. Step 2: Convert to fraction form
    46,745.72/70,076.82 = 20,429.62/x
  3. Step 3: Cross multiply
    46,745.72x = 70,076.82 × 20,429.62
  4. Step 4: Simplify right side
    46,745.72x = 1,431,642,803.41
  5. Step 5: Solve for x
    x = 1,431,642,803.41/46,745.72
  6. Step 6: Final answer
    x = 30,626.18

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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.