Home / 26,763.06-40,144.59-11,172.18

Finding the Fourth Proportional to 26,763.06, 40,144.59 and 11,172.18

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Solution

The fourth proportional to 26,763.06, 40,144.59 and 11,172.18 is: 16,758.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.06 : 40,144.59 = 11,172.18 : x
  2. Step 2: Convert to fraction form
    26,763.06/40,144.59 = 11,172.18/x
  3. Step 3: Cross multiply
    26,763.06x = 40,144.59 × 11,172.18
  4. Step 4: Simplify right side
    26,763.06x = 448,502,585.51
  5. Step 5: Solve for x
    x = 448,502,585.51/26,763.06
  6. Step 6: Final answer
    x = 16,758.27

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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.