Home / 17,985.96-26,983.82-10,200.28

Finding the Fourth Proportional to 17,985.96, 26,983.82 and 10,200.28

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Solution

The fourth proportional to 17,985.96, 26,983.82 and 10,200.28 is: 15,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.96 : 26,983.82 = 10,200.28 : x
  2. Step 2: Convert to fraction form
    17,985.96/26,983.82 = 10,200.28/x
  3. Step 3: Cross multiply
    17,985.96x = 26,983.82 × 10,200.28
  4. Step 4: Simplify right side
    17,985.96x = 275,242,519.47
  5. Step 5: Solve for x
    x = 275,242,519.47/17,985.96
  6. Step 6: Final answer
    x = 15,303.19

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1.5x scale

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.