Home / 30,104.24-45,156.75-11,393.09

Finding the Fourth Proportional to 30,104.24, 45,156.75 and 11,393.09

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Solution

The fourth proportional to 30,104.24, 45,156.75 and 11,393.09 is: 17,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.24 : 45,156.75 = 11,393.09 : x
  2. Step 2: Convert to fraction form
    30,104.24/45,156.75 = 11,393.09/x
  3. Step 3: Cross multiply
    30,104.24x = 45,156.75 × 11,393.09
  4. Step 4: Simplify right side
    30,104.24x = 514,474,691.07
  5. Step 5: Solve for x
    x = 514,474,691.07/30,104.24
  6. Step 6: Final answer
    x = 17,089.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.