Home / 22,261.98-30,708.75-14,709.54

Finding the Fourth Proportional to 22,261.98, 30,708.75 and 14,709.54

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Solution

The fourth proportional to 22,261.98, 30,708.75 and 14,709.54 is: 20,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261.98 : 30,708.75 = 14,709.54 : x
  2. Step 2: Convert to fraction form
    22,261.98/30,708.75 = 14,709.54/x
  3. Step 3: Cross multiply
    22,261.98x = 30,708.75 × 14,709.54
  4. Step 4: Simplify right side
    22,261.98x = 451,711,586.48
  5. Step 5: Solve for x
    x = 451,711,586.48/22,261.98
  6. Step 6: Final answer
    x = 20,290.72

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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.