Home / 30,522.44-42,118.96-17,090.61

Finding the Fourth Proportional to 30,522.44, 42,118.96 and 17,090.61

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Solution

The fourth proportional to 30,522.44, 42,118.96 and 17,090.61 is: 23,583.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522.44 : 42,118.96 = 17,090.61 : x
  2. Step 2: Convert to fraction form
    30,522.44/42,118.96 = 17,090.61/x
  3. Step 3: Cross multiply
    30,522.44x = 42,118.96 × 17,090.61
  4. Step 4: Simplify right side
    30,522.44x = 719,838,633.51
  5. Step 5: Solve for x
    x = 719,838,633.51/30,522.44
  6. Step 6: Final answer
    x = 23,583.92

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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.