Home / 22,263.79-30,723.48-12,192.65

Finding the Fourth Proportional to 22,263.79, 30,723.48 and 12,192.65

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Solution

The fourth proportional to 22,263.79, 30,723.48 and 12,192.65 is: 16,825.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.79 : 30,723.48 = 12,192.65 : x
  2. Step 2: Convert to fraction form
    22,263.79/30,723.48 = 12,192.65/x
  3. Step 3: Cross multiply
    22,263.79x = 30,723.48 × 12,192.65
  4. Step 4: Simplify right side
    22,263.79x = 374,600,638.42
  5. Step 5: Solve for x
    x = 374,600,638.42/22,263.79
  6. Step 6: Final answer
    x = 16,825.56

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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.