Home / 30,600.14-45,900.21-9,838.22

Finding the Fourth Proportional to 30,600.14, 45,900.21 and 9,838.22

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Solution

The fourth proportional to 30,600.14, 45,900.21 and 9,838.22 is: 14,757.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600.14 : 45,900.21 = 9,838.22 : x
  2. Step 2: Convert to fraction form
    30,600.14/45,900.21 = 9,838.22/x
  3. Step 3: Cross multiply
    30,600.14x = 45,900.21 × 9,838.22
  4. Step 4: Simplify right side
    30,600.14x = 451,576,364.03
  5. Step 5: Solve for x
    x = 451,576,364.03/30,600.14
  6. Step 6: Final answer
    x = 14,757.33

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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.