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Finding the Fourth Proportional to 29,945.70, 44,886.93 and 11,213.40

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Solution

The fourth proportional to 29,945.70, 44,886.93 and 11,213.40 is: 16,808.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,945.70 : 44,886.93 = 11,213.40 : x
  2. Step 2: Convert to fraction form
    29,945.70/44,886.93 = 11,213.40/x
  3. Step 3: Cross multiply
    29,945.70x = 44,886.93 × 11,213.40
  4. Step 4: Simplify right side
    29,945.70x = 503,335,100.86
  5. Step 5: Solve for x
    x = 503,335,100.86/29,945.70
  6. Step 6: Final answer
    x = 16,808.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.