Home / 30,291.52-41,801.32-16,862.32

Finding the Fourth Proportional to 30,291.52, 41,801.32 and 16,862.32

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Solution

The fourth proportional to 30,291.52, 41,801.32 and 16,862.32 is: 23,269.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,291.52 : 41,801.32 = 16,862.32 : x
  2. Step 2: Convert to fraction form
    30,291.52/41,801.32 = 16,862.32/x
  3. Step 3: Cross multiply
    30,291.52x = 41,801.32 × 16,862.32
  4. Step 4: Simplify right side
    30,291.52x = 704,867,234.26
  5. Step 5: Solve for x
    x = 704,867,234.26/30,291.52
  6. Step 6: Final answer
    x = 23,269.46

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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.