Home / 55,404.97-76,467.66-31,539.34

Finding the Fourth Proportional to 55,404.97, 76,467.66 and 31,539.34

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Solution

The fourth proportional to 55,404.97, 76,467.66 and 31,539.34 is: 43,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,404.97 : 76,467.66 = 31,539.34 : x
  2. Step 2: Convert to fraction form
    55,404.97/76,467.66 = 31,539.34/x
  3. Step 3: Cross multiply
    55,404.97x = 76,467.66 × 31,539.34
  4. Step 4: Simplify right side
    55,404.97x = 2,411,739,527.74
  5. Step 5: Solve for x
    x = 2,411,739,527.74/55,404.97
  6. Step 6: Final answer
    x = 43,529.30

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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.