Home / 36,458.10-50,313.20-20,543.13

Finding the Fourth Proportional to 36,458.10, 50,313.20 and 20,543.13

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Solution

The fourth proportional to 36,458.10, 50,313.20 and 20,543.13 is: 28,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.10 : 50,313.20 = 20,543.13 : x
  2. Step 2: Convert to fraction form
    36,458.10/50,313.20 = 20,543.13/x
  3. Step 3: Cross multiply
    36,458.10x = 50,313.20 × 20,543.13
  4. Step 4: Simplify right side
    36,458.10x = 1,033,590,505.60
  5. Step 5: Solve for x
    x = 1,033,590,505.60/36,458.10
  6. Step 6: Final answer
    x = 28,350.09

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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.