Home / 34,741.13-47,942.57-18,825.58

Finding the Fourth Proportional to 34,741.13, 47,942.57 and 18,825.58

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Solution

The fourth proportional to 34,741.13, 47,942.57 and 18,825.58 is: 25,979.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,741.13 : 47,942.57 = 18,825.58 : x
  2. Step 2: Convert to fraction form
    34,741.13/47,942.57 = 18,825.58/x
  3. Step 3: Cross multiply
    34,741.13x = 47,942.57 × 18,825.58
  4. Step 4: Simplify right side
    34,741.13x = 902,546,353.10
  5. Step 5: Solve for x
    x = 902,546,353.10/34,741.13
  6. Step 6: Final answer
    x = 25,979.19

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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.