Home / 15,506.68-23,256.78-5,116

Finding the Fourth Proportional to 15,506.68, 23,256.78 and 5,116

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Solution

The fourth proportional to 15,506.68, 23,256.78 and 5,116 is: 7,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,506.68 : 23,256.78 = 5,116 : x
  2. Step 2: Convert to fraction form
    15,506.68/23,256.78 = 5,116/x
  3. Step 3: Cross multiply
    15,506.68x = 23,256.78 × 5,116
  4. Step 4: Simplify right side
    15,506.68x = 118,981,686.48
  5. Step 5: Solve for x
    x = 118,981,686.48/15,506.68
  6. Step 6: Final answer
    x = 7,672.93

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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.