Home / 29,190.30-40,283.73-16,448.55

Finding the Fourth Proportional to 29,190.30, 40,283.73 and 16,448.55

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Solution

The fourth proportional to 29,190.30, 40,283.73 and 16,448.55 is: 22,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.30 : 40,283.73 = 16,448.55 : x
  2. Step 2: Convert to fraction form
    29,190.30/40,283.73 = 16,448.55/x
  3. Step 3: Cross multiply
    29,190.30x = 40,283.73 × 16,448.55
  4. Step 4: Simplify right side
    29,190.30x = 662,608,947.09
  5. Step 5: Solve for x
    x = 662,608,947.09/29,190.30
  6. Step 6: Final answer
    x = 22,699.63

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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.