Home / 30,689.23-46,033.93-9,912.73

Finding the Fourth Proportional to 30,689.23, 46,033.93 and 9,912.73

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Solution

The fourth proportional to 30,689.23, 46,033.93 and 9,912.73 is: 14,869.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,689.23 : 46,033.93 = 9,912.73 : x
  2. Step 2: Convert to fraction form
    30,689.23/46,033.93 = 9,912.73/x
  3. Step 3: Cross multiply
    30,689.23x = 46,033.93 × 9,912.73
  4. Step 4: Simplify right side
    30,689.23x = 456,321,918.93
  5. Step 5: Solve for x
    x = 456,321,918.93/30,689.23
  6. Step 6: Final answer
    x = 14,869.12

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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.