Home / 22,698.66-31,323.33-12,626.88

Finding the Fourth Proportional to 22,698.66, 31,323.33 and 12,626.88

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Solution

The fourth proportional to 22,698.66, 31,323.33 and 12,626.88 is: 17,424.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,698.66 : 31,323.33 = 12,626.88 : x
  2. Step 2: Convert to fraction form
    22,698.66/31,323.33 = 12,626.88/x
  3. Step 3: Cross multiply
    22,698.66x = 31,323.33 × 12,626.88
  4. Step 4: Simplify right side
    22,698.66x = 395,515,929.11
  5. Step 5: Solve for x
    x = 395,515,929.11/22,698.66
  6. Step 6: Final answer
    x = 17,424.64

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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.