Home / 30,216.78-41,689.26-17,468.28

Finding the Fourth Proportional to 30,216.78, 41,689.26 and 17,468.28

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Solution

The fourth proportional to 30,216.78, 41,689.26 and 17,468.28 is: 24,100.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.78 : 41,689.26 = 17,468.28 : x
  2. Step 2: Convert to fraction form
    30,216.78/41,689.26 = 17,468.28/x
  3. Step 3: Cross multiply
    30,216.78x = 41,689.26 × 17,468.28
  4. Step 4: Simplify right side
    30,216.78x = 728,239,666.67
  5. Step 5: Solve for x
    x = 728,239,666.67/30,216.78
  6. Step 6: Final answer
    x = 24,100.51

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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.