Home / 30,345.67-41,879.52-16,736.37

Finding the Fourth Proportional to 30,345.67, 41,879.52 and 16,736.37

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Solution

The fourth proportional to 30,345.67, 41,879.52 and 16,736.37 is: 23,097.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,345.67 : 41,879.52 = 16,736.37 : x
  2. Step 2: Convert to fraction form
    30,345.67/41,879.52 = 16,736.37/x
  3. Step 3: Cross multiply
    30,345.67x = 41,879.52 × 16,736.37
  4. Step 4: Simplify right side
    30,345.67x = 700,911,058.46
  5. Step 5: Solve for x
    x = 700,911,058.46/30,345.67
  6. Step 6: Final answer
    x = 23,097.57

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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.