Home / 29,433.36-40,614.94-18,103.48

Finding the Fourth Proportional to 29,433.36, 40,614.94 and 18,103.48

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Solution

The fourth proportional to 29,433.36, 40,614.94 and 18,103.48 is: 24,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,433.36 : 40,614.94 = 18,103.48 : x
  2. Step 2: Convert to fraction form
    29,433.36/40,614.94 = 18,103.48/x
  3. Step 3: Cross multiply
    29,433.36x = 40,614.94 × 18,103.48
  4. Step 4: Simplify right side
    29,433.36x = 735,271,753.99
  5. Step 5: Solve for x
    x = 735,271,753.99/29,433.36
  6. Step 6: Final answer
    x = 24,980.90

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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.