Home / 31,145.99-46,732.68-16,351.47

Finding the Fourth Proportional to 31,145.99, 46,732.68 and 16,351.47

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Solution

The fourth proportional to 31,145.99, 46,732.68 and 16,351.47 is: 24,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,145.99 : 46,732.68 = 16,351.47 : x
  2. Step 2: Convert to fraction form
    31,145.99/46,732.68 = 16,351.47/x
  3. Step 3: Cross multiply
    31,145.99x = 46,732.68 × 16,351.47
  4. Step 4: Simplify right side
    31,145.99x = 764,148,015.04
  5. Step 5: Solve for x
    x = 764,148,015.04/31,145.99
  6. Step 6: Final answer
    x = 24,534.40

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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.