Home / 33,208.40-49,812.60-12,148.40

Finding the Fourth Proportional to 33,208.40, 49,812.60 and 12,148.40

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Solution

The fourth proportional to 33,208.40, 49,812.60 and 12,148.40 is: 18,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.40 : 49,812.60 = 12,148.40 : x
  2. Step 2: Convert to fraction form
    33,208.40/49,812.60 = 12,148.40/x
  3. Step 3: Cross multiply
    33,208.40x = 49,812.60 × 12,148.40
  4. Step 4: Simplify right side
    33,208.40x = 605,143,389.84
  5. Step 5: Solve for x
    x = 605,143,389.84/33,208.40
  6. Step 6: Final answer
    x = 18,222.60

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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.