Home / 51,326.73-70,832.34-28,664.89

Finding the Fourth Proportional to 51,326.73, 70,832.34 and 28,664.89

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Solution

The fourth proportional to 51,326.73, 70,832.34 and 28,664.89 is: 39,558.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,326.73 : 70,832.34 = 28,664.89 : x
  2. Step 2: Convert to fraction form
    51,326.73/70,832.34 = 28,664.89/x
  3. Step 3: Cross multiply
    51,326.73x = 70,832.34 × 28,664.89
  4. Step 4: Simplify right side
    51,326.73x = 2,030,401,057.46
  5. Step 5: Solve for x
    x = 2,030,401,057.46/51,326.73
  6. Step 6: Final answer
    x = 39,558.36

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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.