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Finding the Fourth Proportional to 34,000.20, 46,919.16 and 18,892.49

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Solution

The fourth proportional to 34,000.20, 46,919.16 and 18,892.49 is: 26,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,000.20 : 46,919.16 = 18,892.49 : x
  2. Step 2: Convert to fraction form
    34,000.20/46,919.16 = 18,892.49/x
  3. Step 3: Cross multiply
    34,000.20x = 46,919.16 × 18,892.49
  4. Step 4: Simplify right side
    34,000.20x = 886,419,526.51
  5. Step 5: Solve for x
    x = 886,419,526.51/34,000.20
  6. Step 6: Final answer
    x = 26,071.01

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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.