Home / 30,453.17-45,687.60-9,392.73

Finding the Fourth Proportional to 30,453.17, 45,687.60 and 9,392.73

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Solution

The fourth proportional to 30,453.17, 45,687.60 and 9,392.73 is: 14,091.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453.17 : 45,687.60 = 9,392.73 : x
  2. Step 2: Convert to fraction form
    30,453.17/45,687.60 = 9,392.73/x
  3. Step 3: Cross multiply
    30,453.17x = 45,687.60 × 9,392.73
  4. Step 4: Simplify right side
    30,453.17x = 429,131,291.15
  5. Step 5: Solve for x
    x = 429,131,291.15/30,453.17
  6. Step 6: Final answer
    x = 14,091.52

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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.