Home / 19,476.98-29,215.44-4,685.88

Finding the Fourth Proportional to 19,476.98, 29,215.44 and 4,685.88

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Solution

The fourth proportional to 19,476.98, 29,215.44 and 4,685.88 is: 7,028.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.98 : 29,215.44 = 4,685.88 : x
  2. Step 2: Convert to fraction form
    19,476.98/29,215.44 = 4,685.88/x
  3. Step 3: Cross multiply
    19,476.98x = 29,215.44 × 4,685.88
  4. Step 4: Simplify right side
    19,476.98x = 136,900,045.99
  5. Step 5: Solve for x
    x = 136,900,045.99/19,476.98
  6. Step 6: Final answer
    x = 7,028.81

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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.