Home / 30,908.10-46,362.31-13,134.18

Finding the Fourth Proportional to 30,908.10, 46,362.31 and 13,134.18

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Solution

The fourth proportional to 30,908.10, 46,362.31 and 13,134.18 is: 19,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,908.10 : 46,362.31 = 13,134.18 : x
  2. Step 2: Convert to fraction form
    30,908.10/46,362.31 = 13,134.18/x
  3. Step 3: Cross multiply
    30,908.10x = 46,362.31 × 13,134.18
  4. Step 4: Simplify right side
    30,908.10x = 608,930,891.92
  5. Step 5: Solve for x
    x = 608,930,891.92/30,908.10
  6. Step 6: Final answer
    x = 19,701.34

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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.