Home / 30,213.36-41,699.40-17,635.68

Finding the Fourth Proportional to 30,213.36, 41,699.40 and 17,635.68

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Solution

The fourth proportional to 30,213.36, 41,699.40 and 17,635.68 is: 24,340.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213.36 : 41,699.40 = 17,635.68 : x
  2. Step 2: Convert to fraction form
    30,213.36/41,699.40 = 17,635.68/x
  3. Step 3: Cross multiply
    30,213.36x = 41,699.40 × 17,635.68
  4. Step 4: Simplify right side
    30,213.36x = 735,397,274.59
  5. Step 5: Solve for x
    x = 735,397,274.59/30,213.36
  6. Step 6: Final answer
    x = 24,340.14

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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.