Home / 30,266.92-41,739.60-18,165.52

Finding the Fourth Proportional to 30,266.92, 41,739.60 and 18,165.52

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Solution

The fourth proportional to 30,266.92, 41,739.60 and 18,165.52 is: 25,051.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.92 : 41,739.60 = 18,165.52 : x
  2. Step 2: Convert to fraction form
    30,266.92/41,739.60 = 18,165.52/x
  3. Step 3: Cross multiply
    30,266.92x = 41,739.60 × 18,165.52
  4. Step 4: Simplify right side
    30,266.92x = 758,221,538.59
  5. Step 5: Solve for x
    x = 758,221,538.59/30,266.92
  6. Step 6: Final answer
    x = 25,051.16

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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.