Home / 31,424.07-43,365.36-17,084.04

Finding the Fourth Proportional to 31,424.07, 43,365.36 and 17,084.04

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Solution

The fourth proportional to 31,424.07, 43,365.36 and 17,084.04 is: 23,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,424.07 : 43,365.36 = 17,084.04 : x
  2. Step 2: Convert to fraction form
    31,424.07/43,365.36 = 17,084.04/x
  3. Step 3: Cross multiply
    31,424.07x = 43,365.36 × 17,084.04
  4. Step 4: Simplify right side
    31,424.07x = 740,855,544.85
  5. Step 5: Solve for x
    x = 740,855,544.85/31,424.07
  6. Step 6: Final answer
    x = 23,576.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.