Home / 43,462.53-65,216.04-20,692.15

Finding the Fourth Proportional to 43,462.53, 65,216.04 and 20,692.15

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Solution

The fourth proportional to 43,462.53, 65,216.04 and 20,692.15 is: 31,048.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,462.53 : 65,216.04 = 20,692.15 : x
  2. Step 2: Convert to fraction form
    43,462.53/65,216.04 = 20,692.15/x
  3. Step 3: Cross multiply
    43,462.53x = 65,216.04 × 20,692.15
  4. Step 4: Simplify right side
    43,462.53x = 1,349,460,082.09
  5. Step 5: Solve for x
    x = 1,349,460,082.09/43,462.53
  6. Step 6: Final answer
    x = 31,048.82

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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.