Home / 30,691.51-46,037.84-9,631.07

Finding the Fourth Proportional to 30,691.51, 46,037.84 and 9,631.07

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Solution

The fourth proportional to 30,691.51, 46,037.84 and 9,631.07 is: 14,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,691.51 : 46,037.84 = 9,631.07 : x
  2. Step 2: Convert to fraction form
    30,691.51/46,037.84 = 9,631.07/x
  3. Step 3: Cross multiply
    30,691.51x = 46,037.84 × 9,631.07
  4. Step 4: Simplify right side
    30,691.51x = 443,393,553.99
  5. Step 5: Solve for x
    x = 443,393,553.99/30,691.51
  6. Step 6: Final answer
    x = 14,446.78

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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.