Home / 19,190.25-26,484.98-10,806.75

Finding the Fourth Proportional to 19,190.25, 26,484.98 and 10,806.75

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Solution

The fourth proportional to 19,190.25, 26,484.98 and 10,806.75 is: 14,914.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190.25 : 26,484.98 = 10,806.75 : x
  2. Step 2: Convert to fraction form
    19,190.25/26,484.98 = 10,806.75/x
  3. Step 3: Cross multiply
    19,190.25x = 26,484.98 × 10,806.75
  4. Step 4: Simplify right side
    19,190.25x = 286,216,503.58
  5. Step 5: Solve for x
    x = 286,216,503.58/19,190.25
  6. Step 6: Final answer
    x = 14,914.68

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Half scale
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Double scale
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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.