Home / 19,184.55-28,803.72-9,831.27

Finding the Fourth Proportional to 19,184.55, 28,803.72 and 9,831.27

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Solution

The fourth proportional to 19,184.55, 28,803.72 and 9,831.27 is: 14,760.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.55 : 28,803.72 = 9,831.27 : x
  2. Step 2: Convert to fraction form
    19,184.55/28,803.72 = 9,831.27/x
  3. Step 3: Cross multiply
    19,184.55x = 28,803.72 × 9,831.27
  4. Step 4: Simplify right side
    19,184.55x = 283,177,148.32
  5. Step 5: Solve for x
    x = 283,177,148.32/19,184.55
  6. Step 6: Final answer
    x = 14,760.69

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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.