Home / 30,902.80-46,289.40-17,035.60

Finding the Fourth Proportional to 30,902.80, 46,289.40 and 17,035.60

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Solution

The fourth proportional to 30,902.80, 46,289.40 and 17,035.60 is: 25,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,902.80 : 46,289.40 = 17,035.60 : x
  2. Step 2: Convert to fraction form
    30,902.80/46,289.40 = 17,035.60/x
  3. Step 3: Cross multiply
    30,902.80x = 46,289.40 × 17,035.60
  4. Step 4: Simplify right side
    30,902.80x = 788,567,702.64
  5. Step 5: Solve for x
    x = 788,567,702.64/30,902.80
  6. Step 6: Final answer
    x = 25,517.68

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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.