Home / 15,135.37-22,683.31-9,433.98

Finding the Fourth Proportional to 15,135.37, 22,683.31 and 9,433.98

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Solution

The fourth proportional to 15,135.37, 22,683.31 and 9,433.98 is: 14,138.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,135.37 : 22,683.31 = 9,433.98 : x
  2. Step 2: Convert to fraction form
    15,135.37/22,683.31 = 9,433.98/x
  3. Step 3: Cross multiply
    15,135.37x = 22,683.31 × 9,433.98
  4. Step 4: Simplify right side
    15,135.37x = 213,993,732.29
  5. Step 5: Solve for x
    x = 213,993,732.29/15,135.37
  6. Step 6: Final answer
    x = 14,138.66

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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.