Home / 19,056.86-28,585.30-7,957.50

Finding the Fourth Proportional to 19,056.86, 28,585.30 and 7,957.50

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Solution

The fourth proportional to 19,056.86, 28,585.30 and 7,957.50 is: 11,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.86 : 28,585.30 = 7,957.50 : x
  2. Step 2: Convert to fraction form
    19,056.86/28,585.30 = 7,957.50/x
  3. Step 3: Cross multiply
    19,056.86x = 28,585.30 × 7,957.50
  4. Step 4: Simplify right side
    19,056.86x = 227,467,524.75
  5. Step 5: Solve for x
    x = 227,467,524.75/19,056.86
  6. Step 6: Final answer
    x = 11,936.25

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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.