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Finding the Fourth Proportional to 26,893.70, 37,110.46 and 14,955.11

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Solution

The fourth proportional to 26,893.70, 37,110.46 and 14,955.11 is: 20,636.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,893.70 : 37,110.46 = 14,955.11 : x
  2. Step 2: Convert to fraction form
    26,893.70/37,110.46 = 14,955.11/x
  3. Step 3: Cross multiply
    26,893.70x = 37,110.46 × 14,955.11
  4. Step 4: Simplify right side
    26,893.70x = 554,991,011.45
  5. Step 5: Solve for x
    x = 554,991,011.45/26,893.70
  6. Step 6: Final answer
    x = 20,636.47

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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.