Home / 15,662.76-23,477.64-6,309.42

Finding the Fourth Proportional to 15,662.76, 23,477.64 and 6,309.42

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Solution

The fourth proportional to 15,662.76, 23,477.64 and 6,309.42 is: 9,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662.76 : 23,477.64 = 6,309.42 : x
  2. Step 2: Convert to fraction form
    15,662.76/23,477.64 = 6,309.42/x
  3. Step 3: Cross multiply
    15,662.76x = 23,477.64 × 6,309.42
  4. Step 4: Simplify right side
    15,662.76x = 148,130,291.37
  5. Step 5: Solve for x
    x = 148,130,291.37/15,662.76
  6. Step 6: Final answer
    x = 9,457.48

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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.