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Finding the Fourth Proportional to 31,288.36, 46,936.08 and 31,288.36

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Solution

The fourth proportional to 31,288.36, 46,936.08 and 31,288.36 is: 46,936.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288.36 : 46,936.08 = 31,288.36 : x
  2. Step 2: Convert to fraction form
    31,288.36/46,936.08 = 31,288.36/x
  3. Step 3: Cross multiply
    31,288.36x = 46,936.08 × 31,288.36
  4. Step 4: Simplify right side
    31,288.36x = 1,468,552,968.03
  5. Step 5: Solve for x
    x = 1,468,552,968.03/31,288.36
  6. Step 6: Final answer
    x = 46,936.08

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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.