Home / 31,331.24-46,992.23-9,138.65

Finding the Fourth Proportional to 31,331.24, 46,992.23 and 9,138.65

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Solution

The fourth proportional to 31,331.24, 46,992.23 and 9,138.65 is: 13,706.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,331.24 : 46,992.23 = 9,138.65 : x
  2. Step 2: Convert to fraction form
    31,331.24/46,992.23 = 9,138.65/x
  3. Step 3: Cross multiply
    31,331.24x = 46,992.23 × 9,138.65
  4. Step 4: Simplify right side
    31,331.24x = 429,445,497.00
  5. Step 5: Solve for x
    x = 429,445,497.00/31,331.24
  6. Step 6: Final answer
    x = 13,706.63

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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.