Home / 22,173.87-30,599.84-12,102.31

Finding the Fourth Proportional to 22,173.87, 30,599.84 and 12,102.31

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Solution

The fourth proportional to 22,173.87, 30,599.84 and 12,102.31 is: 16,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.87 : 30,599.84 = 12,102.31 : x
  2. Step 2: Convert to fraction form
    22,173.87/30,599.84 = 12,102.31/x
  3. Step 3: Cross multiply
    22,173.87x = 30,599.84 × 12,102.31
  4. Step 4: Simplify right side
    22,173.87x = 370,328,683.27
  5. Step 5: Solve for x
    x = 370,328,683.27/22,173.87
  6. Step 6: Final answer
    x = 16,701.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.