Home / 52,094.39-71,890.02-28,221.12

Finding the Fourth Proportional to 52,094.39, 71,890.02 and 28,221.12

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Solution

The fourth proportional to 52,094.39, 71,890.02 and 28,221.12 is: 38,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,094.39 : 71,890.02 = 28,221.12 : x
  2. Step 2: Convert to fraction form
    52,094.39/71,890.02 = 28,221.12/x
  3. Step 3: Cross multiply
    52,094.39x = 71,890.02 × 28,221.12
  4. Step 4: Simplify right side
    52,094.39x = 2,028,816,881.22
  5. Step 5: Solve for x
    x = 2,028,816,881.22/52,094.39
  6. Step 6: Final answer
    x = 38,945.02

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Double scale
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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.