Home / 30,269.88-45,309.06-17,083.08

Finding the Fourth Proportional to 30,269.88, 45,309.06 and 17,083.08

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Solution

The fourth proportional to 30,269.88, 45,309.06 and 17,083.08 is: 25,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.88 : 45,309.06 = 17,083.08 : x
  2. Step 2: Convert to fraction form
    30,269.88/45,309.06 = 17,083.08/x
  3. Step 3: Cross multiply
    30,269.88x = 45,309.06 × 17,083.08
  4. Step 4: Simplify right side
    30,269.88x = 774,018,296.70
  5. Step 5: Solve for x
    x = 774,018,296.70/30,269.88
  6. Step 6: Final answer
    x = 25,570.58

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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.