Home / 19,453.78-26,846.34-11,070.28

Finding the Fourth Proportional to 19,453.78, 26,846.34 and 11,070.28

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Solution

The fourth proportional to 19,453.78, 26,846.34 and 11,070.28 is: 15,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.78 : 26,846.34 = 11,070.28 : x
  2. Step 2: Convert to fraction form
    19,453.78/26,846.34 = 11,070.28/x
  3. Step 3: Cross multiply
    19,453.78x = 26,846.34 × 11,070.28
  4. Step 4: Simplify right side
    19,453.78x = 297,196,500.78
  5. Step 5: Solve for x
    x = 297,196,500.78/19,453.78
  6. Step 6: Final answer
    x = 15,277.06

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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.