Home / 34,889.94-48,155.04-19,782.90

Finding the Fourth Proportional to 34,889.94, 48,155.04 and 19,782.90

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Solution

The fourth proportional to 34,889.94, 48,155.04 and 19,782.90 is: 27,304.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,889.94 : 48,155.04 = 19,782.90 : x
  2. Step 2: Convert to fraction form
    34,889.94/48,155.04 = 19,782.90/x
  3. Step 3: Cross multiply
    34,889.94x = 48,155.04 × 19,782.90
  4. Step 4: Simplify right side
    34,889.94x = 952,646,340.82
  5. Step 5: Solve for x
    x = 952,646,340.82/34,889.94
  6. Step 6: Final answer
    x = 27,304.33

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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.