Home / 30,775.16-46,162.71-9,716.83

Finding the Fourth Proportional to 30,775.16, 46,162.71 and 9,716.83

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Solution

The fourth proportional to 30,775.16, 46,162.71 and 9,716.83 is: 14,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,775.16 : 46,162.71 = 9,716.83 : x
  2. Step 2: Convert to fraction form
    30,775.16/46,162.71 = 9,716.83/x
  3. Step 3: Cross multiply
    30,775.16x = 46,162.71 × 9,716.83
  4. Step 4: Simplify right side
    30,775.16x = 448,555,090.00
  5. Step 5: Solve for x
    x = 448,555,090.00/30,775.16
  6. Step 6: Final answer
    x = 14,575.23

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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.