Home / 29,179.24-40,283.94-19,272.04

Finding the Fourth Proportional to 29,179.24, 40,283.94 and 19,272.04

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Solution

The fourth proportional to 29,179.24, 40,283.94 and 19,272.04 is: 26,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,179.24 : 40,283.94 = 19,272.04 : x
  2. Step 2: Convert to fraction form
    29,179.24/40,283.94 = 19,272.04/x
  3. Step 3: Cross multiply
    29,179.24x = 40,283.94 × 19,272.04
  4. Step 4: Simplify right side
    29,179.24x = 776,353,703.04
  5. Step 5: Solve for x
    x = 776,353,703.04/29,179.24
  6. Step 6: Final answer
    x = 26,606.37

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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.