Home / 19,831.04-29,512.48-19,183.04

Finding the Fourth Proportional to 19,831.04, 29,512.48 and 19,183.04

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Solution

The fourth proportional to 19,831.04, 29,512.48 and 19,183.04 is: 28,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,831.04 : 29,512.48 = 19,183.04 : x
  2. Step 2: Convert to fraction form
    19,831.04/29,512.48 = 19,183.04/x
  3. Step 3: Cross multiply
    19,831.04x = 29,512.48 × 19,183.04
  4. Step 4: Simplify right side
    19,831.04x = 566,139,084.34
  5. Step 5: Solve for x
    x = 566,139,084.34/19,831.04
  6. Step 6: Final answer
    x = 28,548.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.