Home / 43,979.95-65,968.31-19,026.28

Finding the Fourth Proportional to 43,979.95, 65,968.31 and 19,026.28

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Solution

The fourth proportional to 43,979.95, 65,968.31 and 19,026.28 is: 28,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,979.95 : 65,968.31 = 19,026.28 : x
  2. Step 2: Convert to fraction form
    43,979.95/65,968.31 = 19,026.28/x
  3. Step 3: Cross multiply
    43,979.95x = 65,968.31 × 19,026.28
  4. Step 4: Simplify right side
    43,979.95x = 1,255,131,442.06
  5. Step 5: Solve for x
    x = 1,255,131,442.06/43,979.95
  6. Step 6: Final answer
    x = 28,538.72

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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.