Home / 15,516.29-23,274.65-3,829.50

Finding the Fourth Proportional to 15,516.29, 23,274.65 and 3,829.50

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Solution

The fourth proportional to 15,516.29, 23,274.65 and 3,829.50 is: 5,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.29 : 23,274.65 = 3,829.50 : x
  2. Step 2: Convert to fraction form
    15,516.29/23,274.65 = 3,829.50/x
  3. Step 3: Cross multiply
    15,516.29x = 23,274.65 × 3,829.50
  4. Step 4: Simplify right side
    15,516.29x = 89,130,281.75
  5. Step 5: Solve for x
    x = 89,130,281.75/15,516.29
  6. Step 6: Final answer
    x = 5,744.30

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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.