Home / 26,047.36-39,075.88-8,518.12

Finding the Fourth Proportional to 26,047.36, 39,075.88 and 8,518.12

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Solution

The fourth proportional to 26,047.36, 39,075.88 and 8,518.12 is: 12,778.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,047.36 : 39,075.88 = 8,518.12 : x
  2. Step 2: Convert to fraction form
    26,047.36/39,075.88 = 8,518.12/x
  3. Step 3: Cross multiply
    26,047.36x = 39,075.88 × 8,518.12
  4. Step 4: Simplify right side
    26,047.36x = 332,853,034.95
  5. Step 5: Solve for x
    x = 332,853,034.95/26,047.36
  6. Step 6: Final answer
    x = 12,778.76

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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.