Home / 52,077.36-71,866.80-28,204.08

Finding the Fourth Proportional to 52,077.36, 71,866.80 and 28,204.08

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Solution

The fourth proportional to 52,077.36, 71,866.80 and 28,204.08 is: 38,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077.36 : 71,866.80 = 28,204.08 : x
  2. Step 2: Convert to fraction form
    52,077.36/71,866.80 = 28,204.08/x
  3. Step 3: Cross multiply
    52,077.36x = 71,866.80 × 28,204.08
  4. Step 4: Simplify right side
    52,077.36x = 2,026,936,976.54
  5. Step 5: Solve for x
    x = 2,026,936,976.54/52,077.36
  6. Step 6: Final answer
    x = 38,921.65

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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.