Home / 19,817.51-29,726.36-5,026.46

Finding the Fourth Proportional to 19,817.51, 29,726.36 and 5,026.46

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Solution

The fourth proportional to 19,817.51, 29,726.36 and 5,026.46 is: 7,539.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817.51 : 29,726.36 = 5,026.46 : x
  2. Step 2: Convert to fraction form
    19,817.51/29,726.36 = 5,026.46/x
  3. Step 3: Cross multiply
    19,817.51x = 29,726.36 × 5,026.46
  4. Step 4: Simplify right side
    19,817.51x = 149,418,185.72
  5. Step 5: Solve for x
    x = 149,418,185.72/19,817.51
  6. Step 6: Final answer
    x = 7,539.71

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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.