Home / 52,127.88-71,936.06-28,253.94

Finding the Fourth Proportional to 52,127.88, 71,936.06 and 28,253.94

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Solution

The fourth proportional to 52,127.88, 71,936.06 and 28,253.94 is: 38,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.88 : 71,936.06 = 28,253.94 : x
  2. Step 2: Convert to fraction form
    52,127.88/71,936.06 = 28,253.94/x
  3. Step 3: Cross multiply
    52,127.88x = 71,936.06 × 28,253.94
  4. Step 4: Simplify right side
    52,127.88x = 2,032,477,123.08
  5. Step 5: Solve for x
    x = 2,032,477,123.08/52,127.88
  6. Step 6: Final answer
    x = 38,990.21

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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.