Home / 36,646.60-50,573.22-20,730.28

Finding the Fourth Proportional to 36,646.60, 50,573.22 and 20,730.28

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Solution

The fourth proportional to 36,646.60, 50,573.22 and 20,730.28 is: 28,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,646.60 : 50,573.22 = 20,730.28 : x
  2. Step 2: Convert to fraction form
    36,646.60/50,573.22 = 20,730.28/x
  3. Step 3: Cross multiply
    36,646.60x = 50,573.22 × 20,730.28
  4. Step 4: Simplify right side
    36,646.60x = 1,048,397,011.10
  5. Step 5: Solve for x
    x = 1,048,397,011.10/36,646.60
  6. Step 6: Final answer
    x = 28,608.30

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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.