Home / 27,746.80-41,621.04-6,970.72

Finding the Fourth Proportional to 27,746.80, 41,621.04 and 6,970.72

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Solution

The fourth proportional to 27,746.80, 41,621.04 and 6,970.72 is: 10,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746.80 : 41,621.04 = 6,970.72 : x
  2. Step 2: Convert to fraction form
    27,746.80/41,621.04 = 6,970.72/x
  3. Step 3: Cross multiply
    27,746.80x = 41,621.04 × 6,970.72
  4. Step 4: Simplify right side
    27,746.80x = 290,128,615.95
  5. Step 5: Solve for x
    x = 290,128,615.95/27,746.80
  6. Step 6: Final answer
    x = 10,456.29

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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.