Home / 52,094.36-71,890.54-28,221.02

Finding the Fourth Proportional to 52,094.36, 71,890.54 and 28,221.02

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Solution

The fourth proportional to 52,094.36, 71,890.54 and 28,221.02 is: 38,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,094.36 : 71,890.54 = 28,221.02 : x
  2. Step 2: Convert to fraction form
    52,094.36/71,890.54 = 28,221.02/x
  3. Step 3: Cross multiply
    52,094.36x = 71,890.54 × 28,221.02
  4. Step 4: Simplify right side
    52,094.36x = 2,028,824,007.70
  5. Step 5: Solve for x
    x = 2,028,824,007.70/52,094.36
  6. Step 6: Final answer
    x = 38,945.18

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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.