Home / 16,797.47-23,172.75-10,831.05

Finding the Fourth Proportional to 16,797.47, 23,172.75 and 10,831.05

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Solution

The fourth proportional to 16,797.47, 23,172.75 and 10,831.05 is: 14,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,797.47 : 23,172.75 = 10,831.05 : x
  2. Step 2: Convert to fraction form
    16,797.47/23,172.75 = 10,831.05/x
  3. Step 3: Cross multiply
    16,797.47x = 23,172.75 × 10,831.05
  4. Step 4: Simplify right side
    16,797.47x = 250,985,213.89
  5. Step 5: Solve for x
    x = 250,985,213.89/16,797.47
  6. Step 6: Final answer
    x = 14,941.85

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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.