Home / 22,223.76-33,336.84-6,642.60

Finding the Fourth Proportional to 22,223.76, 33,336.84 and 6,642.60

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Solution

The fourth proportional to 22,223.76, 33,336.84 and 6,642.60 is: 9,964.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.76 : 33,336.84 = 6,642.60 : x
  2. Step 2: Convert to fraction form
    22,223.76/33,336.84 = 6,642.60/x
  3. Step 3: Cross multiply
    22,223.76x = 33,336.84 × 6,642.60
  4. Step 4: Simplify right side
    22,223.76x = 221,443,293.38
  5. Step 5: Solve for x
    x = 221,443,293.38/22,223.76
  6. Step 6: Final answer
    x = 9,964.26

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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.