Home / 15,682.50-23,523.75-6,448.50

Finding the Fourth Proportional to 15,682.50, 23,523.75 and 6,448.50

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Solution

The fourth proportional to 15,682.50, 23,523.75 and 6,448.50 is: 9,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,682.50 : 23,523.75 = 6,448.50 : x
  2. Step 2: Convert to fraction form
    15,682.50/23,523.75 = 6,448.50/x
  3. Step 3: Cross multiply
    15,682.50x = 23,523.75 × 6,448.50
  4. Step 4: Simplify right side
    15,682.50x = 151,692,901.88
  5. Step 5: Solve for x
    x = 151,692,901.88/15,682.50
  6. Step 6: Final answer
    x = 9,672.75

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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.