Home / 56,456.22-84,697.29-19,015.32

Finding the Fourth Proportional to 56,456.22, 84,697.29 and 19,015.32

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Solution

The fourth proportional to 56,456.22, 84,697.29 and 19,015.32 is: 28,527.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456.22 : 84,697.29 = 19,015.32 : x
  2. Step 2: Convert to fraction form
    56,456.22/84,697.29 = 19,015.32/x
  3. Step 3: Cross multiply
    56,456.22x = 84,697.29 × 19,015.32
  4. Step 4: Simplify right side
    56,456.22x = 1,610,546,072.48
  5. Step 5: Solve for x
    x = 1,610,546,072.48/56,456.22
  6. Step 6: Final answer
    x = 28,527.35

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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.