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Finding the Fourth Proportional to 34,814.88, 48,044.04 and 18,899.94

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Solution

The fourth proportional to 34,814.88, 48,044.04 and 18,899.94 is: 26,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,814.88 : 48,044.04 = 18,899.94 : x
  2. Step 2: Convert to fraction form
    34,814.88/48,044.04 = 18,899.94/x
  3. Step 3: Cross multiply
    34,814.88x = 48,044.04 × 18,899.94
  4. Step 4: Simplify right side
    34,814.88x = 908,029,473.36
  5. Step 5: Solve for x
    x = 908,029,473.36/34,814.88
  6. Step 6: Final answer
    x = 26,081.65

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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.