Home / 36,581.34-50,479.95-20,663.22

Finding the Fourth Proportional to 36,581.34, 50,479.95 and 20,663.22

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Solution

The fourth proportional to 36,581.34, 50,479.95 and 20,663.22 is: 28,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,581.34 : 50,479.95 = 20,663.22 : x
  2. Step 2: Convert to fraction form
    36,581.34/50,479.95 = 20,663.22/x
  3. Step 3: Cross multiply
    36,581.34x = 50,479.95 × 20,663.22
  4. Step 4: Simplify right side
    36,581.34x = 1,043,078,312.44
  5. Step 5: Solve for x
    x = 1,043,078,312.44/36,581.34
  6. Step 6: Final answer
    x = 28,513.94

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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.