Home / 47,918.30-71,878.02-26,855.06

Finding the Fourth Proportional to 47,918.30, 71,878.02 and 26,855.06

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Solution

The fourth proportional to 47,918.30, 71,878.02 and 26,855.06 is: 40,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,918.30 : 71,878.02 = 26,855.06 : x
  2. Step 2: Convert to fraction form
    47,918.30/71,878.02 = 26,855.06/x
  3. Step 3: Cross multiply
    47,918.30x = 71,878.02 × 26,855.06
  4. Step 4: Simplify right side
    47,918.30x = 1,930,288,539.78
  5. Step 5: Solve for x
    x = 1,930,288,539.78/47,918.30
  6. Step 6: Final answer
    x = 40,282.91

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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.