Home / 30,156.03-41,617.20-17,411.55

Finding the Fourth Proportional to 30,156.03, 41,617.20 and 17,411.55

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Solution

The fourth proportional to 30,156.03, 41,617.20 and 17,411.55 is: 24,029.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,156.03 : 41,617.20 = 17,411.55 : x
  2. Step 2: Convert to fraction form
    30,156.03/41,617.20 = 17,411.55/x
  3. Step 3: Cross multiply
    30,156.03x = 41,617.20 × 17,411.55
  4. Step 4: Simplify right side
    30,156.03x = 724,619,958.66
  5. Step 5: Solve for x
    x = 724,619,958.66/30,156.03
  6. Step 6: Final answer
    x = 24,029.02

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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.