Home / 21,626.64-29,831.24-16,582.64

Finding the Fourth Proportional to 21,626.64, 29,831.24 and 16,582.64

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Solution

The fourth proportional to 21,626.64, 29,831.24 and 16,582.64 is: 22,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.64 : 29,831.24 = 16,582.64 : x
  2. Step 2: Convert to fraction form
    21,626.64/29,831.24 = 16,582.64/x
  3. Step 3: Cross multiply
    21,626.64x = 29,831.24 × 16,582.64
  4. Step 4: Simplify right side
    21,626.64x = 494,680,713.67
  5. Step 5: Solve for x
    x = 494,680,713.67/21,626.64
  6. Step 6: Final answer
    x = 22,873.67

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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.