Home / 14,922.39-20,596.23-11,685.79

Finding the Fourth Proportional to 14,922.39, 20,596.23 and 11,685.79

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Solution

The fourth proportional to 14,922.39, 20,596.23 and 11,685.79 is: 16,128.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,922.39 : 20,596.23 = 11,685.79 : x
  2. Step 2: Convert to fraction form
    14,922.39/20,596.23 = 11,685.79/x
  3. Step 3: Cross multiply
    14,922.39x = 20,596.23 × 11,685.79
  4. Step 4: Simplify right side
    14,922.39x = 240,683,057.16
  5. Step 5: Solve for x
    x = 240,683,057.16/14,922.39
  6. Step 6: Final answer
    x = 16,128.99

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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.