Home / 30,291.37-41,801.51-16,862.53

Finding the Fourth Proportional to 30,291.37, 41,801.51 and 16,862.53

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Solution

The fourth proportional to 30,291.37, 41,801.51 and 16,862.53 is: 23,269.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,291.37 : 41,801.51 = 16,862.53 : x
  2. Step 2: Convert to fraction form
    30,291.37/41,801.51 = 16,862.53/x
  3. Step 3: Cross multiply
    30,291.37x = 41,801.51 × 16,862.53
  4. Step 4: Simplify right side
    30,291.37x = 704,879,216.42
  5. Step 5: Solve for x
    x = 704,879,216.42/30,291.37
  6. Step 6: Final answer
    x = 23,269.97

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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.