Home / 30,227.70-45,287.55-14,610.90

Finding the Fourth Proportional to 30,227.70, 45,287.55 and 14,610.90

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Solution

The fourth proportional to 30,227.70, 45,287.55 and 14,610.90 is: 21,890.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,227.70 : 45,287.55 = 14,610.90 : x
  2. Step 2: Convert to fraction form
    30,227.70/45,287.55 = 14,610.90/x
  3. Step 3: Cross multiply
    30,227.70x = 45,287.55 × 14,610.90
  4. Step 4: Simplify right side
    30,227.70x = 661,691,864.30
  5. Step 5: Solve for x
    x = 661,691,864.30/30,227.70
  6. Step 6: Final answer
    x = 21,890.25

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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.