Home / 28,504.16-39,342.48-17,324

Finding the Fourth Proportional to 28,504.16, 39,342.48 and 17,324

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Solution

The fourth proportional to 28,504.16, 39,342.48 and 17,324 is: 23,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,504.16 : 39,342.48 = 17,324 : x
  2. Step 2: Convert to fraction form
    28,504.16/39,342.48 = 17,324/x
  3. Step 3: Cross multiply
    28,504.16x = 39,342.48 × 17,324
  4. Step 4: Simplify right side
    28,504.16x = 681,569,123.52
  5. Step 5: Solve for x
    x = 681,569,123.52/28,504.16
  6. Step 6: Final answer
    x = 23,911.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.