Home / 35,563.46-53,352.68-12,191.72

Finding the Fourth Proportional to 35,563.46, 53,352.68 and 12,191.72

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Solution

The fourth proportional to 35,563.46, 53,352.68 and 12,191.72 is: 18,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,563.46 : 53,352.68 = 12,191.72 : x
  2. Step 2: Convert to fraction form
    35,563.46/53,352.68 = 12,191.72/x
  3. Step 3: Cross multiply
    35,563.46x = 53,352.68 × 12,191.72
  4. Step 4: Simplify right side
    35,563.46x = 650,460,608.09
  5. Step 5: Solve for x
    x = 650,460,608.09/35,563.46
  6. Step 6: Final answer
    x = 18,290.14

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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.