Home / 30,087.46-41,499.45-20,010.88

Finding the Fourth Proportional to 30,087.46, 41,499.45 and 20,010.88

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Solution

The fourth proportional to 30,087.46, 41,499.45 and 20,010.88 is: 27,600.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087.46 : 41,499.45 = 20,010.88 : x
  2. Step 2: Convert to fraction form
    30,087.46/41,499.45 = 20,010.88/x
  3. Step 3: Cross multiply
    30,087.46x = 41,499.45 × 20,010.88
  4. Step 4: Simplify right side
    30,087.46x = 830,440,514.02
  5. Step 5: Solve for x
    x = 830,440,514.02/30,087.46
  6. Step 6: Final answer
    x = 27,600.88

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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.