Home / 15,756.56-23,637.23-5,365.88

Finding the Fourth Proportional to 15,756.56, 23,637.23 and 5,365.88

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Solution

The fourth proportional to 15,756.56, 23,637.23 and 5,365.88 is: 8,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.56 : 23,637.23 = 5,365.88 : x
  2. Step 2: Convert to fraction form
    15,756.56/23,637.23 = 5,365.88/x
  3. Step 3: Cross multiply
    15,756.56x = 23,637.23 × 5,365.88
  4. Step 4: Simplify right side
    15,756.56x = 126,834,539.71
  5. Step 5: Solve for x
    x = 126,834,539.71/15,756.56
  6. Step 6: Final answer
    x = 8,049.63

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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.