Home / 30,260.24-41,758.53-16,831.21

Finding the Fourth Proportional to 30,260.24, 41,758.53 and 16,831.21

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Solution

The fourth proportional to 30,260.24, 41,758.53 and 16,831.21 is: 23,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.24 : 41,758.53 = 16,831.21 : x
  2. Step 2: Convert to fraction form
    30,260.24/41,758.53 = 16,831.21/x
  3. Step 3: Cross multiply
    30,260.24x = 41,758.53 × 16,831.21
  4. Step 4: Simplify right side
    30,260.24x = 702,846,587.72
  5. Step 5: Solve for x
    x = 702,846,587.72/30,260.24
  6. Step 6: Final answer
    x = 23,226.74

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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.