Home / 30,151.69-45,227.60-14,558.38

Finding the Fourth Proportional to 30,151.69, 45,227.60 and 14,558.38

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Solution

The fourth proportional to 30,151.69, 45,227.60 and 14,558.38 is: 21,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151.69 : 45,227.60 = 14,558.38 : x
  2. Step 2: Convert to fraction form
    30,151.69/45,227.60 = 14,558.38/x
  3. Step 3: Cross multiply
    30,151.69x = 45,227.60 × 14,558.38
  4. Step 4: Simplify right side
    30,151.69x = 658,440,288.36
  5. Step 5: Solve for x
    x = 658,440,288.36/30,151.69
  6. Step 6: Final answer
    x = 21,837.60

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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.