Home / 14,831.34-20,450.43-11,098.86

Finding the Fourth Proportional to 14,831.34, 20,450.43 and 11,098.86

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Solution

The fourth proportional to 14,831.34, 20,450.43 and 11,098.86 is: 15,303.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,831.34 : 20,450.43 = 11,098.86 : x
  2. Step 2: Convert to fraction form
    14,831.34/20,450.43 = 11,098.86/x
  3. Step 3: Cross multiply
    14,831.34x = 20,450.43 × 11,098.86
  4. Step 4: Simplify right side
    14,831.34x = 226,976,459.51
  5. Step 5: Solve for x
    x = 226,976,459.51/14,831.34
  6. Step 6: Final answer
    x = 15,303.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.