Home / 52,228.96-72,076.83-28,355.66

Finding the Fourth Proportional to 52,228.96, 72,076.83 and 28,355.66

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Solution

The fourth proportional to 52,228.96, 72,076.83 and 28,355.66 is: 39,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,228.96 : 72,076.83 = 28,355.66 : x
  2. Step 2: Convert to fraction form
    52,228.96/72,076.83 = 28,355.66/x
  3. Step 3: Cross multiply
    52,228.96x = 72,076.83 × 28,355.66
  4. Step 4: Simplify right side
    52,228.96x = 2,043,786,085.36
  5. Step 5: Solve for x
    x = 2,043,786,085.36/52,228.96
  6. Step 6: Final answer
    x = 39,131.28

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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.