Home / 15,944.85-23,918.18-4,851.90

Finding the Fourth Proportional to 15,944.85, 23,918.18 and 4,851.90

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Solution

The fourth proportional to 15,944.85, 23,918.18 and 4,851.90 is: 7,278.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,944.85 : 23,918.18 = 4,851.90 : x
  2. Step 2: Convert to fraction form
    15,944.85/23,918.18 = 4,851.90/x
  3. Step 3: Cross multiply
    15,944.85x = 23,918.18 × 4,851.90
  4. Step 4: Simplify right side
    15,944.85x = 116,048,593.28
  5. Step 5: Solve for x
    x = 116,048,593.28/15,944.85
  6. Step 6: Final answer
    x = 7,278.12

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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.