Home / 19,897.21-29,841.38-5,858.22

Finding the Fourth Proportional to 19,897.21, 29,841.38 and 5,858.22

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Solution

The fourth proportional to 19,897.21, 29,841.38 and 5,858.22 is: 8,786.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897.21 : 29,841.38 = 5,858.22 : x
  2. Step 2: Convert to fraction form
    19,897.21/29,841.38 = 5,858.22/x
  3. Step 3: Cross multiply
    19,897.21x = 29,841.38 × 5,858.22
  4. Step 4: Simplify right side
    19,897.21x = 174,817,473.73
  5. Step 5: Solve for x
    x = 174,817,473.73/19,897.21
  6. Step 6: Final answer
    x = 8,786.03

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1.5x scale

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.