Home / 34,911.54-48,178.26-19,803.69

Finding the Fourth Proportional to 34,911.54, 48,178.26 and 19,803.69

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Solution

The fourth proportional to 34,911.54, 48,178.26 and 19,803.69 is: 27,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,911.54 : 48,178.26 = 19,803.69 : x
  2. Step 2: Convert to fraction form
    34,911.54/48,178.26 = 19,803.69/x
  3. Step 3: Cross multiply
    34,911.54x = 48,178.26 × 19,803.69
  4. Step 4: Simplify right side
    34,911.54x = 954,107,325.78
  5. Step 5: Solve for x
    x = 954,107,325.78/34,911.54
  6. Step 6: Final answer
    x = 27,329.28

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1.5x scale

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.