Home / 19,809.37-29,715.14-5,018.41

Finding the Fourth Proportional to 19,809.37, 29,715.14 and 5,018.41

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Solution

The fourth proportional to 19,809.37, 29,715.14 and 5,018.41 is: 7,527.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,809.37 : 29,715.14 = 5,018.41 : x
  2. Step 2: Convert to fraction form
    19,809.37/29,715.14 = 5,018.41/x
  3. Step 3: Cross multiply
    19,809.37x = 29,715.14 × 5,018.41
  4. Step 4: Simplify right side
    19,809.37x = 149,122,860.76
  5. Step 5: Solve for x
    x = 149,122,860.76/19,809.37
  6. Step 6: Final answer
    x = 7,527.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.