Home / 37,328.77-51,513.70-20,561.77

Finding the Fourth Proportional to 37,328.77, 51,513.70 and 20,561.77

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Solution

The fourth proportional to 37,328.77, 51,513.70 and 20,561.77 is: 28,375.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328.77 : 51,513.70 = 20,561.77 : x
  2. Step 2: Convert to fraction form
    37,328.77/51,513.70 = 20,561.77/x
  3. Step 3: Cross multiply
    37,328.77x = 51,513.70 × 20,561.77
  4. Step 4: Simplify right side
    37,328.77x = 1,059,212,613.03
  5. Step 5: Solve for x
    x = 1,059,212,613.03/37,328.77
  6. Step 6: Final answer
    x = 28,375.24

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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.