Home / 19,001.98-28,507.04-5,676.02

Finding the Fourth Proportional to 19,001.98, 28,507.04 and 5,676.02

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Solution

The fourth proportional to 19,001.98, 28,507.04 and 5,676.02 is: 8,515.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.98 : 28,507.04 = 5,676.02 : x
  2. Step 2: Convert to fraction form
    19,001.98/28,507.04 = 5,676.02/x
  3. Step 3: Cross multiply
    19,001.98x = 28,507.04 × 5,676.02
  4. Step 4: Simplify right side
    19,001.98x = 161,806,646.80
  5. Step 5: Solve for x
    x = 161,806,646.80/19,001.98
  6. Step 6: Final answer
    x = 8,515.25

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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.