Home / 55,832.31-77,048.69-30,338.44

Finding the Fourth Proportional to 55,832.31, 77,048.69 and 30,338.44

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Solution

The fourth proportional to 55,832.31, 77,048.69 and 30,338.44 is: 41,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,832.31 : 77,048.69 = 30,338.44 : x
  2. Step 2: Convert to fraction form
    55,832.31/77,048.69 = 30,338.44/x
  3. Step 3: Cross multiply
    55,832.31x = 77,048.69 × 30,338.44
  4. Step 4: Simplify right side
    55,832.31x = 2,337,536,714.33
  5. Step 5: Solve for x
    x = 2,337,536,714.33/55,832.31
  6. Step 6: Final answer
    x = 41,867.10

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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.