Home / 34,811.05-48,039.30-18,895.50

Finding the Fourth Proportional to 34,811.05, 48,039.30 and 18,895.50

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Solution

The fourth proportional to 34,811.05, 48,039.30 and 18,895.50 is: 26,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,811.05 : 48,039.30 = 18,895.50 : x
  2. Step 2: Convert to fraction form
    34,811.05/48,039.30 = 18,895.50/x
  3. Step 3: Cross multiply
    34,811.05x = 48,039.30 × 18,895.50
  4. Step 4: Simplify right side
    34,811.05x = 907,726,593.15
  5. Step 5: Solve for x
    x = 907,726,593.15/34,811.05
  6. Step 6: Final answer
    x = 26,075.82

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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.