Home / 51,433.11-71,000.96-30,214.08

Finding the Fourth Proportional to 51,433.11, 71,000.96 and 30,214.08

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Solution

The fourth proportional to 51,433.11, 71,000.96 and 30,214.08 is: 41,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,433.11 : 71,000.96 = 30,214.08 : x
  2. Step 2: Convert to fraction form
    51,433.11/71,000.96 = 30,214.08/x
  3. Step 3: Cross multiply
    51,433.11x = 71,000.96 × 30,214.08
  4. Step 4: Simplify right side
    51,433.11x = 2,145,228,534.45
  5. Step 5: Solve for x
    x = 2,145,228,534.45/51,433.11
  6. Step 6: Final answer
    x = 41,709.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.