Home / 45,376.51-68,023.25-19,083.10

Finding the Fourth Proportional to 45,376.51, 68,023.25 and 19,083.10

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Solution

The fourth proportional to 45,376.51, 68,023.25 and 19,083.10 is: 28,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,376.51 : 68,023.25 = 19,083.10 : x
  2. Step 2: Convert to fraction form
    45,376.51/68,023.25 = 19,083.10/x
  3. Step 3: Cross multiply
    45,376.51x = 68,023.25 × 19,083.10
  4. Step 4: Simplify right side
    45,376.51x = 1,298,094,046.54
  5. Step 5: Solve for x
    x = 1,298,094,046.54/45,376.51
  6. Step 6: Final answer
    x = 28,607.18

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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.