Home / 38,001.36-56,971.32-15,831.42

Finding the Fourth Proportional to 38,001.36, 56,971.32 and 15,831.42

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Solution

The fourth proportional to 38,001.36, 56,971.32 and 15,831.42 is: 23,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.36 : 56,971.32 = 15,831.42 : x
  2. Step 2: Convert to fraction form
    38,001.36/56,971.32 = 15,831.42/x
  3. Step 3: Cross multiply
    38,001.36x = 56,971.32 × 15,831.42
  4. Step 4: Simplify right side
    38,001.36x = 901,936,894.87
  5. Step 5: Solve for x
    x = 901,936,894.87/38,001.36
  6. Step 6: Final answer
    x = 23,734.33

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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.