Home / 26,600.23-39,886.30-11,802.70

Finding the Fourth Proportional to 26,600.23, 39,886.30 and 11,802.70

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Solution

The fourth proportional to 26,600.23, 39,886.30 and 11,802.70 is: 17,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,600.23 : 39,886.30 = 11,802.70 : x
  2. Step 2: Convert to fraction form
    26,600.23/39,886.30 = 11,802.70/x
  3. Step 3: Cross multiply
    26,600.23x = 39,886.30 × 11,802.70
  4. Step 4: Simplify right side
    26,600.23x = 470,766,033.01
  5. Step 5: Solve for x
    x = 470,766,033.01/26,600.23
  6. Step 6: Final answer
    x = 17,697.82

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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.