Home / 19,056.86-28,580.66-7,957.52

Finding the Fourth Proportional to 19,056.86, 28,580.66 and 7,957.52

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Solution

The fourth proportional to 19,056.86, 28,580.66 and 7,957.52 is: 11,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.86 : 28,580.66 = 7,957.52 : x
  2. Step 2: Convert to fraction form
    19,056.86/28,580.66 = 7,957.52/x
  3. Step 3: Cross multiply
    19,056.86x = 28,580.66 × 7,957.52
  4. Step 4: Simplify right side
    19,056.86x = 227,431,173.56
  5. Step 5: Solve for x
    x = 227,431,173.56/19,056.86
  6. Step 6: Final answer
    x = 11,934.35

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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.