Home / 17,985.51-24,819.52-10,431.36

Finding the Fourth Proportional to 17,985.51, 24,819.52 and 10,431.36

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Solution

The fourth proportional to 17,985.51, 24,819.52 and 10,431.36 is: 14,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.51 : 24,819.52 = 10,431.36 : x
  2. Step 2: Convert to fraction form
    17,985.51/24,819.52 = 10,431.36/x
  3. Step 3: Cross multiply
    17,985.51x = 24,819.52 × 10,431.36
  4. Step 4: Simplify right side
    17,985.51x = 258,901,348.15
  5. Step 5: Solve for x
    x = 258,901,348.15/17,985.51
  6. Step 6: Final answer
    x = 14,395.00

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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.