Home / 29,013.12-43,501.68-13,410.72

Finding the Fourth Proportional to 29,013.12, 43,501.68 and 13,410.72

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Solution

The fourth proportional to 29,013.12, 43,501.68 and 13,410.72 is: 20,107.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013.12 : 43,501.68 = 13,410.72 : x
  2. Step 2: Convert to fraction form
    29,013.12/43,501.68 = 13,410.72/x
  3. Step 3: Cross multiply
    29,013.12x = 43,501.68 × 13,410.72
  4. Step 4: Simplify right side
    29,013.12x = 583,388,850.01
  5. Step 5: Solve for x
    x = 583,388,850.01/29,013.12
  6. Step 6: Final answer
    x = 20,107.76

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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.