Home / 34,230.21-47,236-19,119.87

Finding the Fourth Proportional to 34,230.21, 47,236 and 19,119.87

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Solution

The fourth proportional to 34,230.21, 47,236 and 19,119.87 is: 26,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.21 : 47,236 = 19,119.87 : x
  2. Step 2: Convert to fraction form
    34,230.21/47,236 = 19,119.87/x
  3. Step 3: Cross multiply
    34,230.21x = 47,236 × 19,119.87
  4. Step 4: Simplify right side
    34,230.21x = 903,146,179.32
  5. Step 5: Solve for x
    x = 903,146,179.32/34,230.21
  6. Step 6: Final answer
    x = 26,384.48

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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.