Home / 28,342.83-42,465.09-17,226.18

Finding the Fourth Proportional to 28,342.83, 42,465.09 and 17,226.18

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Solution

The fourth proportional to 28,342.83, 42,465.09 and 17,226.18 is: 25,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,342.83 : 42,465.09 = 17,226.18 : x
  2. Step 2: Convert to fraction form
    28,342.83/42,465.09 = 17,226.18/x
  3. Step 3: Cross multiply
    28,342.83x = 42,465.09 × 17,226.18
  4. Step 4: Simplify right side
    28,342.83x = 731,511,284.06
  5. Step 5: Solve for x
    x = 731,511,284.06/28,342.83
  6. Step 6: Final answer
    x = 25,809.39

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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.