Home / 25,151.23-37,669.42-12,012.83

Finding the Fourth Proportional to 25,151.23, 37,669.42 and 12,012.83

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Solution

The fourth proportional to 25,151.23, 37,669.42 and 12,012.83 is: 17,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151.23 : 37,669.42 = 12,012.83 : x
  2. Step 2: Convert to fraction form
    25,151.23/37,669.42 = 12,012.83/x
  3. Step 3: Cross multiply
    25,151.23x = 37,669.42 × 12,012.83
  4. Step 4: Simplify right side
    25,151.23x = 452,516,338.66
  5. Step 5: Solve for x
    x = 452,516,338.66/25,151.23
  6. Step 6: Final answer
    x = 17,991.82

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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.