Home / 17,970.86-26,959.68-6,876.62

Finding the Fourth Proportional to 17,970.86, 26,959.68 and 6,876.62

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Solution

The fourth proportional to 17,970.86, 26,959.68 and 6,876.62 is: 10,316.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.86 : 26,959.68 = 6,876.62 : x
  2. Step 2: Convert to fraction form
    17,970.86/26,959.68 = 6,876.62/x
  3. Step 3: Cross multiply
    17,970.86x = 26,959.68 × 6,876.62
  4. Step 4: Simplify right side
    17,970.86x = 185,391,474.68
  5. Step 5: Solve for x
    x = 185,391,474.68/17,970.86
  6. Step 6: Final answer
    x = 10,316.23

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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.