Home / 15,423.57-23,135.13-3,736.71

Finding the Fourth Proportional to 15,423.57, 23,135.13 and 3,736.71

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Solution

The fourth proportional to 15,423.57, 23,135.13 and 3,736.71 is: 5,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423.57 : 23,135.13 = 3,736.71 : x
  2. Step 2: Convert to fraction form
    15,423.57/23,135.13 = 3,736.71/x
  3. Step 3: Cross multiply
    15,423.57x = 23,135.13 × 3,736.71
  4. Step 4: Simplify right side
    15,423.57x = 86,449,271.62
  5. Step 5: Solve for x
    x = 86,449,271.62/15,423.57
  6. Step 6: Final answer
    x = 5,605.01

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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.