Home / 17,970.30-26,959.77-6,876.81

Finding the Fourth Proportional to 17,970.30, 26,959.77 and 6,876.81

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Solution

The fourth proportional to 17,970.30, 26,959.77 and 6,876.81 is: 10,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.30 : 26,959.77 = 6,876.81 : x
  2. Step 2: Convert to fraction form
    17,970.30/26,959.77 = 6,876.81/x
  3. Step 3: Cross multiply
    17,970.30x = 26,959.77 × 6,876.81
  4. Step 4: Simplify right side
    17,970.30x = 185,397,215.93
  5. Step 5: Solve for x
    x = 185,397,215.93/17,970.30
  6. Step 6: Final answer
    x = 10,316.87

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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.