Home / 19,975.12-29,945.40-9,594.16

Finding the Fourth Proportional to 19,975.12, 29,945.40 and 9,594.16

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Solution

The fourth proportional to 19,975.12, 29,945.40 and 9,594.16 is: 14,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.12 : 29,945.40 = 9,594.16 : x
  2. Step 2: Convert to fraction form
    19,975.12/29,945.40 = 9,594.16/x
  3. Step 3: Cross multiply
    19,975.12x = 29,945.40 × 9,594.16
  4. Step 4: Simplify right side
    19,975.12x = 287,300,958.86
  5. Step 5: Solve for x
    x = 287,300,958.86/19,975.12
  6. Step 6: Final answer
    x = 14,382.94

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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.