Home / 55,705.42-76,883.31-33,056.90

Finding the Fourth Proportional to 55,705.42, 76,883.31 and 33,056.90

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Solution

The fourth proportional to 55,705.42, 76,883.31 and 33,056.90 is: 45,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,705.42 : 76,883.31 = 33,056.90 : x
  2. Step 2: Convert to fraction form
    55,705.42/76,883.31 = 33,056.90/x
  3. Step 3: Cross multiply
    55,705.42x = 76,883.31 × 33,056.90
  4. Step 4: Simplify right side
    55,705.42x = 2,541,523,890.34
  5. Step 5: Solve for x
    x = 2,541,523,890.34/55,705.42
  6. Step 6: Final answer
    x = 45,624.36

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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.