Home / 16,784.74-25,142.54-9,842.50

Finding the Fourth Proportional to 16,784.74, 25,142.54 and 9,842.50

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Solution

The fourth proportional to 16,784.74, 25,142.54 and 9,842.50 is: 14,743.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,784.74 : 25,142.54 = 9,842.50 : x
  2. Step 2: Convert to fraction form
    16,784.74/25,142.54 = 9,842.50/x
  3. Step 3: Cross multiply
    16,784.74x = 25,142.54 × 9,842.50
  4. Step 4: Simplify right side
    16,784.74x = 247,465,449.95
  5. Step 5: Solve for x
    x = 247,465,449.95/16,784.74
  6. Step 6: Final answer
    x = 14,743.48

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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.