Home / 12,032.46-18,048.99-5,705.85

Finding the Fourth Proportional to 12,032.46, 18,048.99 and 5,705.85

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Solution

The fourth proportional to 12,032.46, 18,048.99 and 5,705.85 is: 8,558.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,032.46 : 18,048.99 = 5,705.85 : x
  2. Step 2: Convert to fraction form
    12,032.46/18,048.99 = 5,705.85/x
  3. Step 3: Cross multiply
    12,032.46x = 18,048.99 × 5,705.85
  4. Step 4: Simplify right side
    12,032.46x = 102,984,829.59
  5. Step 5: Solve for x
    x = 102,984,829.59/12,032.46
  6. Step 6: Final answer
    x = 8,558.92

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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.