Home / 28,915.29-39,887.69-17,588.25

Finding the Fourth Proportional to 28,915.29, 39,887.69 and 17,588.25

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Solution

The fourth proportional to 28,915.29, 39,887.69 and 17,588.25 is: 24,262.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,915.29 : 39,887.69 = 17,588.25 : x
  2. Step 2: Convert to fraction form
    28,915.29/39,887.69 = 17,588.25/x
  3. Step 3: Cross multiply
    28,915.29x = 39,887.69 × 17,588.25
  4. Step 4: Simplify right side
    28,915.29x = 701,554,707.61
  5. Step 5: Solve for x
    x = 701,554,707.61/28,915.29
  6. Step 6: Final answer
    x = 24,262.41

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