Home / 55,455.49-76,531.33-32,807.73

Finding the Fourth Proportional to 55,455.49, 76,531.33 and 32,807.73

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Solution

The fourth proportional to 55,455.49, 76,531.33 and 32,807.73 is: 45,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,455.49 : 76,531.33 = 32,807.73 : x
  2. Step 2: Convert to fraction form
    55,455.49/76,531.33 = 32,807.73/x
  3. Step 3: Cross multiply
    55,455.49x = 76,531.33 × 32,807.73
  4. Step 4: Simplify right side
    55,455.49x = 2,510,819,539.18
  5. Step 5: Solve for x
    x = 2,510,819,539.18/55,455.49
  6. Step 6: Final answer
    x = 45,276.31

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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.