Home / 22,289.40-33,438.90-6,708.60

Finding the Fourth Proportional to 22,289.40, 33,438.90 and 6,708.60

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Solution

The fourth proportional to 22,289.40, 33,438.90 and 6,708.60 is: 10,064.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,289.40 : 33,438.90 = 6,708.60 : x
  2. Step 2: Convert to fraction form
    22,289.40/33,438.90 = 6,708.60/x
  3. Step 3: Cross multiply
    22,289.40x = 33,438.90 × 6,708.60
  4. Step 4: Simplify right side
    22,289.40x = 224,328,204.54
  5. Step 5: Solve for x
    x = 224,328,204.54/22,289.40
  6. Step 6: Final answer
    x = 10,064.34

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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.