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Finding the Fourth Proportional to 59,381.48, 81,947.76 and 33,887.33

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Solution

The fourth proportional to 59,381.48, 81,947.76 and 33,887.33 is: 46,765.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,381.48 : 81,947.76 = 33,887.33 : x
  2. Step 2: Convert to fraction form
    59,381.48/81,947.76 = 33,887.33/x
  3. Step 3: Cross multiply
    59,381.48x = 81,947.76 × 33,887.33
  4. Step 4: Simplify right side
    59,381.48x = 2,776,990,376.14
  5. Step 5: Solve for x
    x = 2,776,990,376.14/59,381.48
  6. Step 6: Final answer
    x = 46,765.26

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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.