Home / 34,505.89-47,619.84-21,074.97

Finding the Fourth Proportional to 34,505.89, 47,619.84 and 21,074.97

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Solution

The fourth proportional to 34,505.89, 47,619.84 and 21,074.97 is: 29,084.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.89 : 47,619.84 = 21,074.97 : x
  2. Step 2: Convert to fraction form
    34,505.89/47,619.84 = 21,074.97/x
  3. Step 3: Cross multiply
    34,505.89x = 47,619.84 × 21,074.97
  4. Step 4: Simplify right side
    34,505.89x = 1,003,586,699.40
  5. Step 5: Solve for x
    x = 1,003,586,699.40/34,505.89
  6. Step 6: Final answer
    x = 29,084.50

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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.