Home / 31,045.82-46,557.39-11,318.54

Finding the Fourth Proportional to 31,045.82, 46,557.39 and 11,318.54

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Solution

The fourth proportional to 31,045.82, 46,557.39 and 11,318.54 is: 16,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,045.82 : 46,557.39 = 11,318.54 : x
  2. Step 2: Convert to fraction form
    31,045.82/46,557.39 = 11,318.54/x
  3. Step 3: Cross multiply
    31,045.82x = 46,557.39 × 11,318.54
  4. Step 4: Simplify right side
    31,045.82x = 526,961,681.01
  5. Step 5: Solve for x
    x = 526,961,681.01/31,045.82
  6. Step 6: Final answer
    x = 16,973.68

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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.