Home / 26,806.12-40,204.14-12,012.28

Finding the Fourth Proportional to 26,806.12, 40,204.14 and 12,012.28

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Solution

The fourth proportional to 26,806.12, 40,204.14 and 12,012.28 is: 18,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,806.12 : 40,204.14 = 12,012.28 : x
  2. Step 2: Convert to fraction form
    26,806.12/40,204.14 = 12,012.28/x
  3. Step 3: Cross multiply
    26,806.12x = 40,204.14 × 12,012.28
  4. Step 4: Simplify right side
    26,806.12x = 482,943,386.84
  5. Step 5: Solve for x
    x = 482,943,386.84/26,806.12
  6. Step 6: Final answer
    x = 18,016.16

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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.