Home / 20,698.14-28,596.89-14,438.46

Finding the Fourth Proportional to 20,698.14, 28,596.89 and 14,438.46

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Solution

The fourth proportional to 20,698.14, 28,596.89 and 14,438.46 is: 19,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,698.14 : 28,596.89 = 14,438.46 : x
  2. Step 2: Convert to fraction form
    20,698.14/28,596.89 = 14,438.46/x
  3. Step 3: Cross multiply
    20,698.14x = 28,596.89 × 14,438.46
  4. Step 4: Simplify right side
    20,698.14x = 412,895,052.39
  5. Step 5: Solve for x
    x = 412,895,052.39/20,698.14
  6. Step 6: Final answer
    x = 19,948.41

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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.