Home / 56,212.73-84,330.16-16,768.97

Finding the Fourth Proportional to 56,212.73, 84,330.16 and 16,768.97

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Solution

The fourth proportional to 56,212.73, 84,330.16 and 16,768.97 is: 25,156.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,212.73 : 84,330.16 = 16,768.97 : x
  2. Step 2: Convert to fraction form
    56,212.73/84,330.16 = 16,768.97/x
  3. Step 3: Cross multiply
    56,212.73x = 84,330.16 × 16,768.97
  4. Step 4: Simplify right side
    56,212.73x = 1,414,129,501.48
  5. Step 5: Solve for x
    x = 1,414,129,501.48/56,212.73
  6. Step 6: Final answer
    x = 25,156.75

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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.