Home / 36,785.27-50,762.16-20,869.40

Finding the Fourth Proportional to 36,785.27, 50,762.16 and 20,869.40

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Solution

The fourth proportional to 36,785.27, 50,762.16 and 20,869.40 is: 28,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,785.27 : 50,762.16 = 20,869.40 : x
  2. Step 2: Convert to fraction form
    36,785.27/50,762.16 = 20,869.40/x
  3. Step 3: Cross multiply
    36,785.27x = 50,762.16 × 20,869.40
  4. Step 4: Simplify right side
    36,785.27x = 1,059,375,568.09
  5. Step 5: Solve for x
    x = 1,059,375,568.09/36,785.27
  6. Step 6: Final answer
    x = 28,798.91

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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.