Home / 15,009.39-22,516.56-4,621.14

Finding the Fourth Proportional to 15,009.39, 22,516.56 and 4,621.14

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Solution

The fourth proportional to 15,009.39, 22,516.56 and 4,621.14 is: 6,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,009.39 : 22,516.56 = 4,621.14 : x
  2. Step 2: Convert to fraction form
    15,009.39/22,516.56 = 4,621.14/x
  3. Step 3: Cross multiply
    15,009.39x = 22,516.56 × 4,621.14
  4. Step 4: Simplify right side
    15,009.39x = 104,052,176.08
  5. Step 5: Solve for x
    x = 104,052,176.08/15,009.39
  6. Step 6: Final answer
    x = 6,932.47

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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.