Home / 53,394.73-80,104.24-28,421.62

Finding the Fourth Proportional to 53,394.73, 80,104.24 and 28,421.62

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Solution

The fourth proportional to 53,394.73, 80,104.24 and 28,421.62 is: 42,638.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,394.73 : 80,104.24 = 28,421.62 : x
  2. Step 2: Convert to fraction form
    53,394.73/80,104.24 = 28,421.62/x
  3. Step 3: Cross multiply
    53,394.73x = 80,104.24 × 28,421.62
  4. Step 4: Simplify right side
    53,394.73x = 2,276,691,998.35
  5. Step 5: Solve for x
    x = 2,276,691,998.35/53,394.73
  6. Step 6: Final answer
    x = 42,638.89

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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.