Home / 30,816.06-46,250.31-12,109.17

Finding the Fourth Proportional to 30,816.06, 46,250.31 and 12,109.17

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Solution

The fourth proportional to 30,816.06, 46,250.31 and 12,109.17 is: 18,174.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816.06 : 46,250.31 = 12,109.17 : x
  2. Step 2: Convert to fraction form
    30,816.06/46,250.31 = 12,109.17/x
  3. Step 3: Cross multiply
    30,816.06x = 46,250.31 × 12,109.17
  4. Step 4: Simplify right side
    30,816.06x = 560,052,866.34
  5. Step 5: Solve for x
    x = 560,052,866.34/30,816.06
  6. Step 6: Final answer
    x = 18,174.06

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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.