Home / 14,189.45-21,262.20-9,749.23

Finding the Fourth Proportional to 14,189.45, 21,262.20 and 9,749.23

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Solution

The fourth proportional to 14,189.45, 21,262.20 and 9,749.23 is: 14,608.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189.45 : 21,262.20 = 9,749.23 : x
  2. Step 2: Convert to fraction form
    14,189.45/21,262.20 = 9,749.23/x
  3. Step 3: Cross multiply
    14,189.45x = 21,262.20 × 9,749.23
  4. Step 4: Simplify right side
    14,189.45x = 207,289,988.39
  5. Step 5: Solve for x
    x = 207,289,988.39/14,189.45
  6. Step 6: Final answer
    x = 14,608.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.