Home / 15,428.24-23,137.56-5,566.23

Finding the Fourth Proportional to 15,428.24, 23,137.56 and 5,566.23

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Solution

The fourth proportional to 15,428.24, 23,137.56 and 5,566.23 is: 8,347.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428.24 : 23,137.56 = 5,566.23 : x
  2. Step 2: Convert to fraction form
    15,428.24/23,137.56 = 5,566.23/x
  3. Step 3: Cross multiply
    15,428.24x = 23,137.56 × 5,566.23
  4. Step 4: Simplify right side
    15,428.24x = 128,788,864.91
  5. Step 5: Solve for x
    x = 128,788,864.91/15,428.24
  6. Step 6: Final answer
    x = 8,347.61

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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.