Home / 30,760.60-46,103.91-12,984.34

Finding the Fourth Proportional to 30,760.60, 46,103.91 and 12,984.34

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Solution

The fourth proportional to 30,760.60, 46,103.91 and 12,984.34 is: 19,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760.60 : 46,103.91 = 12,984.34 : x
  2. Step 2: Convert to fraction form
    30,760.60/46,103.91 = 12,984.34/x
  3. Step 3: Cross multiply
    30,760.60x = 46,103.91 × 12,984.34
  4. Step 4: Simplify right side
    30,760.60x = 598,628,842.77
  5. Step 5: Solve for x
    x = 598,628,842.77/30,760.60
  6. Step 6: Final answer
    x = 19,460.90

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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.