Home / 31,110.36-46,667.88-8,923.56

Finding the Fourth Proportional to 31,110.36, 46,667.88 and 8,923.56

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Solution

The fourth proportional to 31,110.36, 46,667.88 and 8,923.56 is: 13,386.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,110.36 : 46,667.88 = 8,923.56 : x
  2. Step 2: Convert to fraction form
    31,110.36/46,667.88 = 8,923.56/x
  3. Step 3: Cross multiply
    31,110.36x = 46,667.88 × 8,923.56
  4. Step 4: Simplify right side
    31,110.36x = 416,443,627.25
  5. Step 5: Solve for x
    x = 416,443,627.25/31,110.36
  6. Step 6: Final answer
    x = 13,386.01

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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.