Home / 30,769.73-46,134.88-12,995.58

Finding the Fourth Proportional to 30,769.73, 46,134.88 and 12,995.58

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Solution

The fourth proportional to 30,769.73, 46,134.88 and 12,995.58 is: 19,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,769.73 : 46,134.88 = 12,995.58 : x
  2. Step 2: Convert to fraction form
    30,769.73/46,134.88 = 12,995.58/x
  3. Step 3: Cross multiply
    30,769.73x = 46,134.88 × 12,995.58
  4. Step 4: Simplify right side
    30,769.73x = 599,549,293.16
  5. Step 5: Solve for x
    x = 599,549,293.16/30,769.73
  6. Step 6: Final answer
    x = 19,485.03

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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.