Home / 52,263.82-72,123.39-28,391.26

Finding the Fourth Proportional to 52,263.82, 72,123.39 and 28,391.26

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Solution

The fourth proportional to 52,263.82, 72,123.39 and 28,391.26 is: 39,179.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,263.82 : 72,123.39 = 28,391.26 : x
  2. Step 2: Convert to fraction form
    52,263.82/72,123.39 = 28,391.26/x
  3. Step 3: Cross multiply
    52,263.82x = 72,123.39 × 28,391.26
  4. Step 4: Simplify right side
    52,263.82x = 2,047,673,917.57
  5. Step 5: Solve for x
    x = 2,047,673,917.57/52,263.82
  6. Step 6: Final answer
    x = 39,179.57

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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.