Home / 30,900.51-46,350.29-11,174.24

Finding the Fourth Proportional to 30,900.51, 46,350.29 and 11,174.24

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Solution

The fourth proportional to 30,900.51, 46,350.29 and 11,174.24 is: 16,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,900.51 : 46,350.29 = 11,174.24 : x
  2. Step 2: Convert to fraction form
    30,900.51/46,350.29 = 11,174.24/x
  3. Step 3: Cross multiply
    30,900.51x = 46,350.29 × 11,174.24
  4. Step 4: Simplify right side
    30,900.51x = 517,928,976.91
  5. Step 5: Solve for x
    x = 517,928,976.91/30,900.51
  6. Step 6: Final answer
    x = 16,761.18

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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.