Home / 56,231.12-84,363.96-19,298

Finding the Fourth Proportional to 56,231.12, 84,363.96 and 19,298

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Solution

The fourth proportional to 56,231.12, 84,363.96 and 19,298 is: 28,952.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,231.12 : 84,363.96 = 19,298 : x
  2. Step 2: Convert to fraction form
    56,231.12/84,363.96 = 19,298/x
  3. Step 3: Cross multiply
    56,231.12x = 84,363.96 × 19,298
  4. Step 4: Simplify right side
    56,231.12x = 1,628,055,700.08
  5. Step 5: Solve for x
    x = 1,628,055,700.08/56,231.12
  6. Step 6: Final answer
    x = 28,952.93

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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.