Home / 27,641.02-41,461.34-7,919.60

Finding the Fourth Proportional to 27,641.02, 41,461.34 and 7,919.60

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Solution

The fourth proportional to 27,641.02, 41,461.34 and 7,919.60 is: 11,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,641.02 : 41,461.34 = 7,919.60 : x
  2. Step 2: Convert to fraction form
    27,641.02/41,461.34 = 7,919.60/x
  3. Step 3: Cross multiply
    27,641.02x = 41,461.34 × 7,919.60
  4. Step 4: Simplify right side
    27,641.02x = 328,357,228.26
  5. Step 5: Solve for x
    x = 328,357,228.26/27,641.02
  6. Step 6: Final answer
    x = 11,879.35

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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.