Home / 19,486.87-26,891.90-10,534.37

Finding the Fourth Proportional to 19,486.87, 26,891.90 and 10,534.37

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Solution

The fourth proportional to 19,486.87, 26,891.90 and 10,534.37 is: 14,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.87 : 26,891.90 = 10,534.37 : x
  2. Step 2: Convert to fraction form
    19,486.87/26,891.90 = 10,534.37/x
  3. Step 3: Cross multiply
    19,486.87x = 26,891.90 × 10,534.37
  4. Step 4: Simplify right side
    19,486.87x = 283,289,239.16
  5. Step 5: Solve for x
    x = 283,289,239.16/19,486.87
  6. Step 6: Final answer
    x = 14,537.44

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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.