Home / 19,161.50-28,732.58-5,831.93

Finding the Fourth Proportional to 19,161.50, 28,732.58 and 5,831.93

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Solution

The fourth proportional to 19,161.50, 28,732.58 and 5,831.93 is: 8,744.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.50 : 28,732.58 = 5,831.93 : x
  2. Step 2: Convert to fraction form
    19,161.50/28,732.58 = 5,831.93/x
  3. Step 3: Cross multiply
    19,161.50x = 28,732.58 × 5,831.93
  4. Step 4: Simplify right side
    19,161.50x = 167,566,481.69
  5. Step 5: Solve for x
    x = 167,566,481.69/19,161.50
  6. Step 6: Final answer
    x = 8,744.96

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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.