Home / 56,877.32-85,279.52-23,620.34

Finding the Fourth Proportional to 56,877.32, 85,279.52 and 23,620.34

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Solution

The fourth proportional to 56,877.32, 85,279.52 and 23,620.34 is: 35,415.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,877.32 : 85,279.52 = 23,620.34 : x
  2. Step 2: Convert to fraction form
    56,877.32/85,279.52 = 23,620.34/x
  3. Step 3: Cross multiply
    56,877.32x = 85,279.52 × 23,620.34
  4. Step 4: Simplify right side
    56,877.32x = 2,014,331,257.44
  5. Step 5: Solve for x
    x = 2,014,331,257.44/56,877.32
  6. Step 6: Final answer
    x = 35,415.37

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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.