Home / 17,274.51-23,822.51-15,985.89

Finding the Fourth Proportional to 17,274.51, 23,822.51 and 15,985.89

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Solution

The fourth proportional to 17,274.51, 23,822.51 and 15,985.89 is: 22,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,274.51 : 23,822.51 = 15,985.89 : x
  2. Step 2: Convert to fraction form
    17,274.51/23,822.51 = 15,985.89/x
  3. Step 3: Cross multiply
    17,274.51x = 23,822.51 × 15,985.89
  4. Step 4: Simplify right side
    17,274.51x = 380,823,944.45
  5. Step 5: Solve for x
    x = 380,823,944.45/17,274.51
  6. Step 6: Final answer
    x = 22,045.43

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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.