Home / 36,720.34-50,673.95-20,807.82

Finding the Fourth Proportional to 36,720.34, 50,673.95 and 20,807.82

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Solution

The fourth proportional to 36,720.34, 50,673.95 and 20,807.82 is: 28,714.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,720.34 : 50,673.95 = 20,807.82 : x
  2. Step 2: Convert to fraction form
    36,720.34/50,673.95 = 20,807.82/x
  3. Step 3: Cross multiply
    36,720.34x = 50,673.95 × 20,807.82
  4. Step 4: Simplify right side
    36,720.34x = 1,054,414,452.93
  5. Step 5: Solve for x
    x = 1,054,414,452.93/36,720.34
  6. Step 6: Final answer
    x = 28,714.72

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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.