Home / 19,240.96-28,864.32-6,762.46

Finding the Fourth Proportional to 19,240.96, 28,864.32 and 6,762.46

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Solution

The fourth proportional to 19,240.96, 28,864.32 and 6,762.46 is: 10,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.96 : 28,864.32 = 6,762.46 : x
  2. Step 2: Convert to fraction form
    19,240.96/28,864.32 = 6,762.46/x
  3. Step 3: Cross multiply
    19,240.96x = 28,864.32 × 6,762.46
  4. Step 4: Simplify right side
    19,240.96x = 195,193,809.43
  5. Step 5: Solve for x
    x = 195,193,809.43/19,240.96
  6. Step 6: Final answer
    x = 10,144.70

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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.