Home / 30,174.14-45,260.44-14,390.33

Finding the Fourth Proportional to 30,174.14, 45,260.44 and 14,390.33

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Solution

The fourth proportional to 30,174.14, 45,260.44 and 14,390.33 is: 21,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,174.14 : 45,260.44 = 14,390.33 : x
  2. Step 2: Convert to fraction form
    30,174.14/45,260.44 = 14,390.33/x
  3. Step 3: Cross multiply
    30,174.14x = 45,260.44 × 14,390.33
  4. Step 4: Simplify right side
    30,174.14x = 651,312,405.27
  5. Step 5: Solve for x
    x = 651,312,405.27/30,174.14
  6. Step 6: Final answer
    x = 21,585.12

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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.