Home / 17,119.54-23,614.50-10,831.78

Finding the Fourth Proportional to 17,119.54, 23,614.50 and 10,831.78

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Solution

The fourth proportional to 17,119.54, 23,614.50 and 10,831.78 is: 14,941.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.54 : 23,614.50 = 10,831.78 : x
  2. Step 2: Convert to fraction form
    17,119.54/23,614.50 = 10,831.78/x
  3. Step 3: Cross multiply
    17,119.54x = 23,614.50 × 10,831.78
  4. Step 4: Simplify right side
    17,119.54x = 255,787,068.81
  5. Step 5: Solve for x
    x = 255,787,068.81/17,119.54
  6. Step 6: Final answer
    x = 14,941.23

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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.