Home / 14,556.18-21,831.84-4,165.50

Finding the Fourth Proportional to 14,556.18, 21,831.84 and 4,165.50

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Solution

The fourth proportional to 14,556.18, 21,831.84 and 4,165.50 is: 6,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556.18 : 21,831.84 = 4,165.50 : x
  2. Step 2: Convert to fraction form
    14,556.18/21,831.84 = 4,165.50/x
  3. Step 3: Cross multiply
    14,556.18x = 21,831.84 × 4,165.50
  4. Step 4: Simplify right side
    14,556.18x = 90,940,529.52
  5. Step 5: Solve for x
    x = 90,940,529.52/14,556.18
  6. Step 6: Final answer
    x = 6,247.55

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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.