Home / 45,675.09-68,461.74-19,006.38

Finding the Fourth Proportional to 45,675.09, 68,461.74 and 19,006.38

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Solution

The fourth proportional to 45,675.09, 68,461.74 and 19,006.38 is: 28,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,675.09 : 68,461.74 = 19,006.38 : x
  2. Step 2: Convert to fraction form
    45,675.09/68,461.74 = 19,006.38/x
  3. Step 3: Cross multiply
    45,675.09x = 68,461.74 × 19,006.38
  4. Step 4: Simplify right side
    45,675.09x = 1,301,209,845.90
  5. Step 5: Solve for x
    x = 1,301,209,845.90/45,675.09
  6. Step 6: Final answer
    x = 28,488.39

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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.