Home / 30,728.54-46,056.36-27,185.60

Finding the Fourth Proportional to 30,728.54, 46,056.36 and 27,185.60

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Solution

The fourth proportional to 30,728.54, 46,056.36 and 27,185.60 is: 40,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,728.54 : 46,056.36 = 27,185.60 : x
  2. Step 2: Convert to fraction form
    30,728.54/46,056.36 = 27,185.60/x
  3. Step 3: Cross multiply
    30,728.54x = 46,056.36 × 27,185.60
  4. Step 4: Simplify right side
    30,728.54x = 1,252,069,780.42
  5. Step 5: Solve for x
    x = 1,252,069,780.42/30,728.54
  6. Step 6: Final answer
    x = 40,746.15

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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.