Home / 41,082.80-61,624.20-13,383.60

Finding the Fourth Proportional to 41,082.80, 61,624.20 and 13,383.60

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Solution

The fourth proportional to 41,082.80, 61,624.20 and 13,383.60 is: 20,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,082.80 : 61,624.20 = 13,383.60 : x
  2. Step 2: Convert to fraction form
    41,082.80/61,624.20 = 13,383.60/x
  3. Step 3: Cross multiply
    41,082.80x = 61,624.20 × 13,383.60
  4. Step 4: Simplify right side
    41,082.80x = 824,753,643.12
  5. Step 5: Solve for x
    x = 824,753,643.12/41,082.80
  6. Step 6: Final answer
    x = 20,075.40

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1.5x scale

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.