Home / 52,795.20-72,857.36-28,923.36

Finding the Fourth Proportional to 52,795.20, 72,857.36 and 28,923.36

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Solution

The fourth proportional to 52,795.20, 72,857.36 and 28,923.36 is: 39,914.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.20 : 72,857.36 = 28,923.36 : x
  2. Step 2: Convert to fraction form
    52,795.20/72,857.36 = 28,923.36/x
  3. Step 3: Cross multiply
    52,795.20x = 72,857.36 × 28,923.36
  4. Step 4: Simplify right side
    52,795.20x = 2,107,279,651.93
  5. Step 5: Solve for x
    x = 2,107,279,651.93/52,795.20
  6. Step 6: Final answer
    x = 39,914.23

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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.