Home / 31,015.82-46,519.33-9,953.14

Finding the Fourth Proportional to 31,015.82, 46,519.33 and 9,953.14

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Solution

The fourth proportional to 31,015.82, 46,519.33 and 9,953.14 is: 14,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,015.82 : 46,519.33 = 9,953.14 : x
  2. Step 2: Convert to fraction form
    31,015.82/46,519.33 = 9,953.14/x
  3. Step 3: Cross multiply
    31,015.82x = 46,519.33 × 9,953.14
  4. Step 4: Simplify right side
    31,015.82x = 463,013,400.00
  5. Step 5: Solve for x
    x = 463,013,400.00/31,015.82
  6. Step 6: Final answer
    x = 14,928.30

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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.