Home / 41,137.48-56,714.84-30,885.12

Finding the Fourth Proportional to 41,137.48, 56,714.84 and 30,885.12

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Solution

The fourth proportional to 41,137.48, 56,714.84 and 30,885.12 is: 42,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,137.48 : 56,714.84 = 30,885.12 : x
  2. Step 2: Convert to fraction form
    41,137.48/56,714.84 = 30,885.12/x
  3. Step 3: Cross multiply
    41,137.48x = 56,714.84 × 30,885.12
  4. Step 4: Simplify right side
    41,137.48x = 1,751,644,639.18
  5. Step 5: Solve for x
    x = 1,751,644,639.18/41,137.48
  6. Step 6: Final answer
    x = 42,580.26

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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.