Home / 46,171.55-69,252.12-12,440.06

Finding the Fourth Proportional to 46,171.55, 69,252.12 and 12,440.06

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Solution

The fourth proportional to 46,171.55, 69,252.12 and 12,440.06 is: 18,658.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,171.55 : 69,252.12 = 12,440.06 : x
  2. Step 2: Convert to fraction form
    46,171.55/69,252.12 = 12,440.06/x
  3. Step 3: Cross multiply
    46,171.55x = 69,252.12 × 12,440.06
  4. Step 4: Simplify right side
    46,171.55x = 861,500,181.67
  5. Step 5: Solve for x
    x = 861,500,181.67/46,171.55
  6. Step 6: Final answer
    x = 18,658.68

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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.