Home / 40,676.18-56,131.48-23,680.91

Finding the Fourth Proportional to 40,676.18, 56,131.48 and 23,680.91

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Solution

The fourth proportional to 40,676.18, 56,131.48 and 23,680.91 is: 32,678.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,676.18 : 56,131.48 = 23,680.91 : x
  2. Step 2: Convert to fraction form
    40,676.18/56,131.48 = 23,680.91/x
  3. Step 3: Cross multiply
    40,676.18x = 56,131.48 × 23,680.91
  4. Step 4: Simplify right side
    40,676.18x = 1,329,244,380.24
  5. Step 5: Solve for x
    x = 1,329,244,380.24/40,676.18
  6. Step 6: Final answer
    x = 32,678.70

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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.