Home / 35,205.75-48,583.94-19,290.80

Finding the Fourth Proportional to 35,205.75, 48,583.94 and 19,290.80

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Solution

The fourth proportional to 35,205.75, 48,583.94 and 19,290.80 is: 26,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,205.75 : 48,583.94 = 19,290.80 : x
  2. Step 2: Convert to fraction form
    35,205.75/48,583.94 = 19,290.80/x
  3. Step 3: Cross multiply
    35,205.75x = 48,583.94 × 19,290.80
  4. Step 4: Simplify right side
    35,205.75x = 937,223,094.76
  5. Step 5: Solve for x
    x = 937,223,094.76/35,205.75
  6. Step 6: Final answer
    x = 26,621.31

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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.