Home / 22,243.14-30,699-14,293.80

Finding the Fourth Proportional to 22,243.14, 30,699 and 14,293.80

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Solution

The fourth proportional to 22,243.14, 30,699 and 14,293.80 is: 19,727.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,243.14 : 30,699 = 14,293.80 : x
  2. Step 2: Convert to fraction form
    22,243.14/30,699 = 14,293.80/x
  3. Step 3: Cross multiply
    22,243.14x = 30,699 × 14,293.80
  4. Step 4: Simplify right side
    22,243.14x = 438,805,366.20
  5. Step 5: Solve for x
    x = 438,805,366.20/22,243.14
  6. Step 6: Final answer
    x = 19,727.67

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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.