Home / 55,360.96-76,397.88-31,487.44

Finding the Fourth Proportional to 55,360.96, 76,397.88 and 31,487.44

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Solution

The fourth proportional to 55,360.96, 76,397.88 and 31,487.44 is: 43,452.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360.96 : 76,397.88 = 31,487.44 : x
  2. Step 2: Convert to fraction form
    55,360.96/76,397.88 = 31,487.44/x
  3. Step 3: Cross multiply
    55,360.96x = 76,397.88 × 31,487.44
  4. Step 4: Simplify right side
    55,360.96x = 2,405,573,662.63
  5. Step 5: Solve for x
    x = 2,405,573,662.63/55,360.96
  6. Step 6: Final answer
    x = 43,452.53

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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.