Home / 16,292.72-24,430.75-7,960.25

Finding the Fourth Proportional to 16,292.72, 24,430.75 and 7,960.25

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Solution

The fourth proportional to 16,292.72, 24,430.75 and 7,960.25 is: 11,936.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,292.72 : 24,430.75 = 7,960.25 : x
  2. Step 2: Convert to fraction form
    16,292.72/24,430.75 = 7,960.25/x
  3. Step 3: Cross multiply
    16,292.72x = 24,430.75 × 7,960.25
  4. Step 4: Simplify right side
    16,292.72x = 194,474,877.69
  5. Step 5: Solve for x
    x = 194,474,877.69/16,292.72
  6. Step 6: Final answer
    x = 11,936.31

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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.