Home / 30,088.11-41,520.20-17,343.57

Finding the Fourth Proportional to 30,088.11, 41,520.20 and 17,343.57

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Solution

The fourth proportional to 30,088.11, 41,520.20 and 17,343.57 is: 23,933.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,088.11 : 41,520.20 = 17,343.57 : x
  2. Step 2: Convert to fraction form
    30,088.11/41,520.20 = 17,343.57/x
  3. Step 3: Cross multiply
    30,088.11x = 41,520.20 × 17,343.57
  4. Step 4: Simplify right side
    30,088.11x = 720,108,330.55
  5. Step 5: Solve for x
    x = 720,108,330.55/30,088.11
  6. Step 6: Final answer
    x = 23,933.32

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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.