Home / 31,087.40-46,640.21-10,027.01

Finding the Fourth Proportional to 31,087.40, 46,640.21 and 10,027.01

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Solution

The fourth proportional to 31,087.40, 46,640.21 and 10,027.01 is: 15,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,087.40 : 46,640.21 = 10,027.01 : x
  2. Step 2: Convert to fraction form
    31,087.40/46,640.21 = 10,027.01/x
  3. Step 3: Cross multiply
    31,087.40x = 46,640.21 × 10,027.01
  4. Step 4: Simplify right side
    31,087.40x = 467,661,918.54
  5. Step 5: Solve for x
    x = 467,661,918.54/31,087.40
  6. Step 6: Final answer
    x = 15,043.46

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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.