Home / 30,154.54-41,612.53-16,726.09

Finding the Fourth Proportional to 30,154.54, 41,612.53 and 16,726.09

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Solution

The fourth proportional to 30,154.54, 41,612.53 and 16,726.09 is: 23,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,154.54 : 41,612.53 = 16,726.09 : x
  2. Step 2: Convert to fraction form
    30,154.54/41,612.53 = 16,726.09/x
  3. Step 3: Cross multiply
    30,154.54x = 41,612.53 × 16,726.09
  4. Step 4: Simplify right side
    30,154.54x = 696,014,921.91
  5. Step 5: Solve for x
    x = 696,014,921.91/30,154.54
  6. Step 6: Final answer
    x = 23,081.60

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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.