Home / 30,096.97-41,520.03-19,490.02

Finding the Fourth Proportional to 30,096.97, 41,520.03 and 19,490.02

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Solution

The fourth proportional to 30,096.97, 41,520.03 and 19,490.02 is: 26,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096.97 : 41,520.03 = 19,490.02 : x
  2. Step 2: Convert to fraction form
    30,096.97/41,520.03 = 19,490.02/x
  3. Step 3: Cross multiply
    30,096.97x = 41,520.03 × 19,490.02
  4. Step 4: Simplify right side
    30,096.97x = 809,226,215.10
  5. Step 5: Solve for x
    x = 809,226,215.10/30,096.97
  6. Step 6: Final answer
    x = 26,887.30

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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.