Home / 41,320.76-61,980.60-10,156.28

Finding the Fourth Proportional to 41,320.76, 61,980.60 and 10,156.28

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Solution

The fourth proportional to 41,320.76, 61,980.60 and 10,156.28 is: 15,234.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,320.76 : 61,980.60 = 10,156.28 : x
  2. Step 2: Convert to fraction form
    41,320.76/61,980.60 = 10,156.28/x
  3. Step 3: Cross multiply
    41,320.76x = 61,980.60 × 10,156.28
  4. Step 4: Simplify right side
    41,320.76x = 629,492,328.17
  5. Step 5: Solve for x
    x = 629,492,328.17/41,320.76
  6. Step 6: Final answer
    x = 15,234.29

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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.