Home / 38,331.73-52,897.70-21,564.73

Finding the Fourth Proportional to 38,331.73, 52,897.70 and 21,564.73

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Solution

The fourth proportional to 38,331.73, 52,897.70 and 21,564.73 is: 29,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,331.73 : 52,897.70 = 21,564.73 : x
  2. Step 2: Convert to fraction form
    38,331.73/52,897.70 = 21,564.73/x
  3. Step 3: Cross multiply
    38,331.73x = 52,897.70 × 21,564.73
  4. Step 4: Simplify right side
    38,331.73x = 1,140,724,618.12
  5. Step 5: Solve for x
    x = 1,140,724,618.12/38,331.73
  6. Step 6: Final answer
    x = 29,759.28

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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.