Home / 55,214.93-82,673.87-28,864.32

Finding the Fourth Proportional to 55,214.93, 82,673.87 and 28,864.32

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Solution

The fourth proportional to 55,214.93, 82,673.87 and 28,864.32 is: 43,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,214.93 : 82,673.87 = 28,864.32 : x
  2. Step 2: Convert to fraction form
    55,214.93/82,673.87 = 28,864.32/x
  3. Step 3: Cross multiply
    55,214.93x = 82,673.87 × 28,864.32
  4. Step 4: Simplify right side
    55,214.93x = 2,386,324,895.00
  5. Step 5: Solve for x
    x = 2,386,324,895.00/55,214.93
  6. Step 6: Final answer
    x = 43,218.84

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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.