Home / 22,168.90-30,596.16-12,737.26

Finding the Fourth Proportional to 22,168.90, 30,596.16 and 12,737.26

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Solution

The fourth proportional to 22,168.90, 30,596.16 and 12,737.26 is: 17,579.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.90 : 30,596.16 = 12,737.26 : x
  2. Step 2: Convert to fraction form
    22,168.90/30,596.16 = 12,737.26/x
  3. Step 3: Cross multiply
    22,168.90x = 30,596.16 × 12,737.26
  4. Step 4: Simplify right side
    22,168.90x = 389,711,244.92
  5. Step 5: Solve for x
    x = 389,711,244.92/22,168.90
  6. Step 6: Final answer
    x = 17,579.19

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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.