Home / 14,699.07-20,270.90-11,336.56

Finding the Fourth Proportional to 14,699.07, 20,270.90 and 11,336.56

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Solution

The fourth proportional to 14,699.07, 20,270.90 and 11,336.56 is: 15,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,699.07 : 20,270.90 = 11,336.56 : x
  2. Step 2: Convert to fraction form
    14,699.07/20,270.90 = 11,336.56/x
  3. Step 3: Cross multiply
    14,699.07x = 20,270.90 × 11,336.56
  4. Step 4: Simplify right side
    14,699.07x = 229,802,166.74
  5. Step 5: Solve for x
    x = 229,802,166.74/14,699.07
  6. Step 6: Final answer
    x = 15,633.79

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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.