Home / 30,004.36-45,006.50-9,227.86

Finding the Fourth Proportional to 30,004.36, 45,006.50 and 9,227.86

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Solution

The fourth proportional to 30,004.36, 45,006.50 and 9,227.86 is: 13,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,004.36 : 45,006.50 = 9,227.86 : x
  2. Step 2: Convert to fraction form
    30,004.36/45,006.50 = 9,227.86/x
  3. Step 3: Cross multiply
    30,004.36x = 45,006.50 × 9,227.86
  4. Step 4: Simplify right side
    30,004.36x = 415,313,681.09
  5. Step 5: Solve for x
    x = 415,313,681.09/30,004.36
  6. Step 6: Final answer
    x = 13,841.78

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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.