Home / 19,372.76-29,047.44-8,697.18

Finding the Fourth Proportional to 19,372.76, 29,047.44 and 8,697.18

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Solution

The fourth proportional to 19,372.76, 29,047.44 and 8,697.18 is: 13,040.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.76 : 29,047.44 = 8,697.18 : x
  2. Step 2: Convert to fraction form
    19,372.76/29,047.44 = 8,697.18/x
  3. Step 3: Cross multiply
    19,372.76x = 29,047.44 × 8,697.18
  4. Step 4: Simplify right side
    19,372.76x = 252,630,814.22
  5. Step 5: Solve for x
    x = 252,630,814.22/19,372.76
  6. Step 6: Final answer
    x = 13,040.52

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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.