Home / 19,106.24-26,366.48-10,722.80

Finding the Fourth Proportional to 19,106.24, 26,366.48 and 10,722.80

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Solution

The fourth proportional to 19,106.24, 26,366.48 and 10,722.80 is: 14,797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.24 : 26,366.48 = 10,722.80 : x
  2. Step 2: Convert to fraction form
    19,106.24/26,366.48 = 10,722.80/x
  3. Step 3: Cross multiply
    19,106.24x = 26,366.48 × 10,722.80
  4. Step 4: Simplify right side
    19,106.24x = 282,722,491.74
  5. Step 5: Solve for x
    x = 282,722,491.74/19,106.24
  6. Step 6: Final answer
    x = 14,797.39

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Half scale
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Double scale
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Similar ratio
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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.