Home / 35,179.80-48,544.56-20,075.73

Finding the Fourth Proportional to 35,179.80, 48,544.56 and 20,075.73

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Solution

The fourth proportional to 35,179.80, 48,544.56 and 20,075.73 is: 27,702.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,179.80 : 48,544.56 = 20,075.73 : x
  2. Step 2: Convert to fraction form
    35,179.80/48,544.56 = 20,075.73/x
  3. Step 3: Cross multiply
    35,179.80x = 48,544.56 × 20,075.73
  4. Step 4: Simplify right side
    35,179.80x = 974,567,479.53
  5. Step 5: Solve for x
    x = 974,567,479.53/35,179.80
  6. Step 6: Final answer
    x = 27,702.47

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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.