Home / 48,628.09-72,912.96-19,010.62

Finding the Fourth Proportional to 48,628.09, 72,912.96 and 19,010.62

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Solution

The fourth proportional to 48,628.09, 72,912.96 and 19,010.62 is: 28,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,628.09 : 72,912.96 = 19,010.62 : x
  2. Step 2: Convert to fraction form
    48,628.09/72,912.96 = 19,010.62/x
  3. Step 3: Cross multiply
    48,628.09x = 72,912.96 × 19,010.62
  4. Step 4: Simplify right side
    48,628.09x = 1,386,120,575.64
  5. Step 5: Solve for x
    x = 1,386,120,575.64/48,628.09
  6. Step 6: Final answer
    x = 28,504.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.