Home / 55,461.50-76,539.62-32,813.74

Finding the Fourth Proportional to 55,461.50, 76,539.62 and 32,813.74

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Solution

The fourth proportional to 55,461.50, 76,539.62 and 32,813.74 is: 45,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,461.50 : 76,539.62 = 32,813.74 : x
  2. Step 2: Convert to fraction form
    55,461.50/76,539.62 = 32,813.74/x
  3. Step 3: Cross multiply
    55,461.50x = 76,539.62 × 32,813.74
  4. Step 4: Simplify right side
    55,461.50x = 2,511,551,190.38
  5. Step 5: Solve for x
    x = 2,511,551,190.38/55,461.50
  6. Step 6: Final answer
    x = 45,284.59

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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.