Home / 19,897.56-29,851.07-5,858.06

Finding the Fourth Proportional to 19,897.56, 29,851.07 and 5,858.06

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Solution

The fourth proportional to 19,897.56, 29,851.07 and 5,858.06 is: 8,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897.56 : 29,851.07 = 5,858.06 : x
  2. Step 2: Convert to fraction form
    19,897.56/29,851.07 = 5,858.06/x
  3. Step 3: Cross multiply
    19,897.56x = 29,851.07 × 5,858.06
  4. Step 4: Simplify right side
    19,897.56x = 174,869,180.58
  5. Step 5: Solve for x
    x = 174,869,180.58/19,897.56
  6. Step 6: Final answer
    x = 8,788.47

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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.