Home / 45,865.83-63,267.97-28,843.07

Finding the Fourth Proportional to 45,865.83, 63,267.97 and 28,843.07

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Solution

The fourth proportional to 45,865.83, 63,267.97 and 28,843.07 is: 39,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,865.83 : 63,267.97 = 28,843.07 : x
  2. Step 2: Convert to fraction form
    45,865.83/63,267.97 = 28,843.07/x
  3. Step 3: Cross multiply
    45,865.83x = 63,267.97 × 28,843.07
  4. Step 4: Simplify right side
    45,865.83x = 1,824,842,343.25
  5. Step 5: Solve for x
    x = 1,824,842,343.25/45,865.83
  6. Step 6: Final answer
    x = 39,786.53

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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.