Home / 52,768.77-72,822.24-28,895.43

Finding the Fourth Proportional to 52,768.77, 72,822.24 and 28,895.43

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Solution

The fourth proportional to 52,768.77, 72,822.24 and 28,895.43 is: 39,876.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,768.77 : 72,822.24 = 28,895.43 : x
  2. Step 2: Convert to fraction form
    52,768.77/72,822.24 = 28,895.43/x
  3. Step 3: Cross multiply
    52,768.77x = 72,822.24 × 28,895.43
  4. Step 4: Simplify right side
    52,768.77x = 2,104,230,211.45
  5. Step 5: Solve for x
    x = 2,104,230,211.45/52,768.77
  6. Step 6: Final answer
    x = 39,876.43

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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.