Home / 23,214.55-34,808.75-7,415.87

Finding the Fourth Proportional to 23,214.55, 34,808.75 and 7,415.87

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Solution

The fourth proportional to 23,214.55, 34,808.75 and 7,415.87 is: 11,119.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,214.55 : 34,808.75 = 7,415.87 : x
  2. Step 2: Convert to fraction form
    23,214.55/34,808.75 = 7,415.87/x
  3. Step 3: Cross multiply
    23,214.55x = 34,808.75 × 7,415.87
  4. Step 4: Simplify right side
    23,214.55x = 258,137,164.86
  5. Step 5: Solve for x
    x = 258,137,164.86/23,214.55
  6. Step 6: Final answer
    x = 11,119.63

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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.