Home / 13,831.22-20,749.26-4,473.29

Finding the Fourth Proportional to 13,831.22, 20,749.26 and 4,473.29

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Solution

The fourth proportional to 13,831.22, 20,749.26 and 4,473.29 is: 6,710.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831.22 : 20,749.26 = 4,473.29 : x
  2. Step 2: Convert to fraction form
    13,831.22/20,749.26 = 4,473.29/x
  3. Step 3: Cross multiply
    13,831.22x = 20,749.26 × 4,473.29
  4. Step 4: Simplify right side
    13,831.22x = 92,817,457.27
  5. Step 5: Solve for x
    x = 92,817,457.27/13,831.22
  6. Step 6: Final answer
    x = 6,710.72

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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.