Home / 15,423.08-23,134.55-3,736.40

Finding the Fourth Proportional to 15,423.08, 23,134.55 and 3,736.40

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Solution

The fourth proportional to 15,423.08, 23,134.55 and 3,736.40 is: 5,604.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423.08 : 23,134.55 = 3,736.40 : x
  2. Step 2: Convert to fraction form
    15,423.08/23,134.55 = 3,736.40/x
  3. Step 3: Cross multiply
    15,423.08x = 23,134.55 × 3,736.40
  4. Step 4: Simplify right side
    15,423.08x = 86,439,798.27
  5. Step 5: Solve for x
    x = 86,439,798.27/15,423.08
  6. Step 6: Final answer
    x = 5,604.58

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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.