Home / 27,851.10-41,679-19,962.30

Finding the Fourth Proportional to 27,851.10, 41,679 and 19,962.30

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Solution

The fourth proportional to 27,851.10, 41,679 and 19,962.30 is: 29,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,851.10 : 41,679 = 19,962.30 : x
  2. Step 2: Convert to fraction form
    27,851.10/41,679 = 19,962.30/x
  3. Step 3: Cross multiply
    27,851.10x = 41,679 × 19,962.30
  4. Step 4: Simplify right side
    27,851.10x = 832,008,701.70
  5. Step 5: Solve for x
    x = 832,008,701.70/27,851.10
  6. Step 6: Final answer
    x = 29,873.46

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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.