Home / 34,811.30-48,039.84-18,895.75

Finding the Fourth Proportional to 34,811.30, 48,039.84 and 18,895.75

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Solution

The fourth proportional to 34,811.30, 48,039.84 and 18,895.75 is: 26,076.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,811.30 : 48,039.84 = 18,895.75 : x
  2. Step 2: Convert to fraction form
    34,811.30/48,039.84 = 18,895.75/x
  3. Step 3: Cross multiply
    34,811.30x = 48,039.84 × 18,895.75
  4. Step 4: Simplify right side
    34,811.30x = 907,748,806.68
  5. Step 5: Solve for x
    x = 907,748,806.68/34,811.30
  6. Step 6: Final answer
    x = 26,076.27

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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.