Home / 34,112.74-47,075.67-19,775.35

Finding the Fourth Proportional to 34,112.74, 47,075.67 and 19,775.35

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Solution

The fourth proportional to 34,112.74, 47,075.67 and 19,775.35 is: 27,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,112.74 : 47,075.67 = 19,775.35 : x
  2. Step 2: Convert to fraction form
    34,112.74/47,075.67 = 19,775.35/x
  3. Step 3: Cross multiply
    34,112.74x = 47,075.67 × 19,775.35
  4. Step 4: Simplify right side
    34,112.74x = 930,937,850.73
  5. Step 5: Solve for x
    x = 930,937,850.73/34,112.74
  6. Step 6: Final answer
    x = 27,290.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.