Home / 34,811.36-48,039.72-18,895.81

Finding the Fourth Proportional to 34,811.36, 48,039.72 and 18,895.81

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Solution

The fourth proportional to 34,811.36, 48,039.72 and 18,895.81 is: 26,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,811.36 : 48,039.72 = 18,895.81 : x
  2. Step 2: Convert to fraction form
    34,811.36/48,039.72 = 18,895.81/x
  3. Step 3: Cross multiply
    34,811.36x = 48,039.72 × 18,895.81
  4. Step 4: Simplify right side
    34,811.36x = 907,749,421.57
  5. Step 5: Solve for x
    x = 907,749,421.57/34,811.36
  6. Step 6: Final answer
    x = 26,076.24

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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.