Home / 36,446.68-50,295.63-20,530.86

Finding the Fourth Proportional to 36,446.68, 50,295.63 and 20,530.86

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Solution

The fourth proportional to 36,446.68, 50,295.63 and 20,530.86 is: 28,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,446.68 : 50,295.63 = 20,530.86 : x
  2. Step 2: Convert to fraction form
    36,446.68/50,295.63 = 20,530.86/x
  3. Step 3: Cross multiply
    36,446.68x = 50,295.63 × 20,530.86
  4. Step 4: Simplify right side
    36,446.68x = 1,032,612,538.14
  5. Step 5: Solve for x
    x = 1,032,612,538.14/36,446.68
  6. Step 6: Final answer
    x = 28,332.14

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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.