Home / 14,831.20-22,246.80-8,588.80

Finding the Fourth Proportional to 14,831.20, 22,246.80 and 8,588.80

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Solution

The fourth proportional to 14,831.20, 22,246.80 and 8,588.80 is: 12,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.20 : 22,246.80 = 8,588.80 : x
  2. Step 2: Convert to fraction form
    14,831.20/22,246.80 = 8,588.80/x
  3. Step 3: Cross multiply
    14,831.20x = 22,246.80 × 8,588.80
  4. Step 4: Simplify right side
    14,831.20x = 191,073,315.84
  5. Step 5: Solve for x
    x = 191,073,315.84/14,831.20
  6. Step 6: Final answer
    x = 12,883.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.