Home / 15,715.09-23,572.77-4,028.41

Finding the Fourth Proportional to 15,715.09, 23,572.77 and 4,028.41

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Solution

The fourth proportional to 15,715.09, 23,572.77 and 4,028.41 is: 6,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,715.09 : 23,572.77 = 4,028.41 : x
  2. Step 2: Convert to fraction form
    15,715.09/23,572.77 = 4,028.41/x
  3. Step 3: Cross multiply
    15,715.09x = 23,572.77 × 4,028.41
  4. Step 4: Simplify right side
    15,715.09x = 94,960,782.40
  5. Step 5: Solve for x
    x = 94,960,782.40/15,715.09
  6. Step 6: Final answer
    x = 6,042.65

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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.