Home / 29,037.99-43,551.79-7,690.85

Finding the Fourth Proportional to 29,037.99, 43,551.79 and 7,690.85

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Solution

The fourth proportional to 29,037.99, 43,551.79 and 7,690.85 is: 11,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037.99 : 43,551.79 = 7,690.85 : x
  2. Step 2: Convert to fraction form
    29,037.99/43,551.79 = 7,690.85/x
  3. Step 3: Cross multiply
    29,037.99x = 43,551.79 × 7,690.85
  4. Step 4: Simplify right side
    29,037.99x = 334,950,210.45
  5. Step 5: Solve for x
    x = 334,950,210.45/29,037.99
  6. Step 6: Final answer
    x = 11,534.90

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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.