Home / 19,193.20-26,488.57-10,696.71

Finding the Fourth Proportional to 19,193.20, 26,488.57 and 10,696.71

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Solution

The fourth proportional to 19,193.20, 26,488.57 and 10,696.71 is: 14,762.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193.20 : 26,488.57 = 10,696.71 : x
  2. Step 2: Convert to fraction form
    19,193.20/26,488.57 = 10,696.71/x
  3. Step 3: Cross multiply
    19,193.20x = 26,488.57 × 10,696.71
  4. Step 4: Simplify right side
    19,193.20x = 283,340,551.60
  5. Step 5: Solve for x
    x = 283,340,551.60/19,193.20
  6. Step 6: Final answer
    x = 14,762.55

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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.