Home / 31,918.51-47,806.48-23,133.25

Finding the Fourth Proportional to 31,918.51, 47,806.48 and 23,133.25

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Solution

The fourth proportional to 31,918.51, 47,806.48 and 23,133.25 is: 34,648.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918.51 : 47,806.48 = 23,133.25 : x
  2. Step 2: Convert to fraction form
    31,918.51/47,806.48 = 23,133.25/x
  3. Step 3: Cross multiply
    31,918.51x = 47,806.48 × 23,133.25
  4. Step 4: Simplify right side
    31,918.51x = 1,105,919,253.46
  5. Step 5: Solve for x
    x = 1,105,919,253.46/31,918.51
  6. Step 6: Final answer
    x = 34,648.21

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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.