Home / 34,916.45-48,185.79-19,809.75

Finding the Fourth Proportional to 34,916.45, 48,185.79 and 19,809.75

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Solution

The fourth proportional to 34,916.45, 48,185.79 and 19,809.75 is: 27,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,916.45 : 48,185.79 = 19,809.75 : x
  2. Step 2: Convert to fraction form
    34,916.45/48,185.79 = 19,809.75/x
  3. Step 3: Cross multiply
    34,916.45x = 48,185.79 × 19,809.75
  4. Step 4: Simplify right side
    34,916.45x = 954,548,113.47
  5. Step 5: Solve for x
    x = 954,548,113.47/34,916.45
  6. Step 6: Final answer
    x = 27,338.06

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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.