Home / 35,474.08-48,954-19,557.76

Finding the Fourth Proportional to 35,474.08, 48,954 and 19,557.76

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Solution

The fourth proportional to 35,474.08, 48,954 and 19,557.76 is: 26,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,474.08 : 48,954 = 19,557.76 : x
  2. Step 2: Convert to fraction form
    35,474.08/48,954 = 19,557.76/x
  3. Step 3: Cross multiply
    35,474.08x = 48,954 × 19,557.76
  4. Step 4: Simplify right side
    35,474.08x = 957,430,583.04
  5. Step 5: Solve for x
    x = 957,430,583.04/35,474.08
  6. Step 6: Final answer
    x = 26,989.58

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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.