Home / 22,707.88-31,325.13-13,270.97

Finding the Fourth Proportional to 22,707.88, 31,325.13 and 13,270.97

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Solution

The fourth proportional to 22,707.88, 31,325.13 and 13,270.97 is: 18,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,707.88 : 31,325.13 = 13,270.97 : x
  2. Step 2: Convert to fraction form
    22,707.88/31,325.13 = 13,270.97/x
  3. Step 3: Cross multiply
    22,707.88x = 31,325.13 × 13,270.97
  4. Step 4: Simplify right side
    22,707.88x = 415,714,938.79
  5. Step 5: Solve for x
    x = 415,714,938.79/22,707.88
  6. Step 6: Final answer
    x = 18,307.08

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