Home / 31,314.21-46,969.64-10,251.58

Finding the Fourth Proportional to 31,314.21, 46,969.64 and 10,251.58

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Solution

The fourth proportional to 31,314.21, 46,969.64 and 10,251.58 is: 15,376.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,314.21 : 46,969.64 = 10,251.58 : x
  2. Step 2: Convert to fraction form
    31,314.21/46,969.64 = 10,251.58/x
  3. Step 3: Cross multiply
    31,314.21x = 46,969.64 × 10,251.58
  4. Step 4: Simplify right side
    31,314.21x = 481,513,022.03
  5. Step 5: Solve for x
    x = 481,513,022.03/31,314.21
  6. Step 6: Final answer
    x = 15,376.82

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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.