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Finding the Fourth Proportional to 55,366.59, 83,063.12 and 17,926.70

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Solution

The fourth proportional to 55,366.59, 83,063.12 and 17,926.70 is: 26,894.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,366.59 : 83,063.12 = 17,926.70 : x
  2. Step 2: Convert to fraction form
    55,366.59/83,063.12 = 17,926.70/x
  3. Step 3: Cross multiply
    55,366.59x = 83,063.12 × 17,926.70
  4. Step 4: Simplify right side
    55,366.59x = 1,489,047,751.33
  5. Step 5: Solve for x
    x = 1,489,047,751.33/55,366.59
  6. Step 6: Final answer
    x = 26,894.34

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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.