Home / 19,223.90-26,530.83-11,668.49

Finding the Fourth Proportional to 19,223.90, 26,530.83 and 11,668.49

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Solution

The fourth proportional to 19,223.90, 26,530.83 and 11,668.49 is: 16,103.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.90 : 26,530.83 = 11,668.49 : x
  2. Step 2: Convert to fraction form
    19,223.90/26,530.83 = 11,668.49/x
  3. Step 3: Cross multiply
    19,223.90x = 26,530.83 × 11,668.49
  4. Step 4: Simplify right side
    19,223.90x = 309,574,591.89
  5. Step 5: Solve for x
    x = 309,574,591.89/19,223.90
  6. Step 6: Final answer
    x = 16,103.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.