Home / 19,359.22-26,715.60-10,745.31

Finding the Fourth Proportional to 19,359.22, 26,715.60 and 10,745.31

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Solution

The fourth proportional to 19,359.22, 26,715.60 and 10,745.31 is: 14,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.22 : 26,715.60 = 10,745.31 : x
  2. Step 2: Convert to fraction form
    19,359.22/26,715.60 = 10,745.31/x
  3. Step 3: Cross multiply
    19,359.22x = 26,715.60 × 10,745.31
  4. Step 4: Simplify right side
    19,359.22x = 287,067,403.84
  5. Step 5: Solve for x
    x = 287,067,403.84/19,359.22
  6. Step 6: Final answer
    x = 14,828.46

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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.