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Finding the Fourth Proportional to 36,698.70, 54,918.45 and 25,034.70

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Solution

The fourth proportional to 36,698.70, 54,918.45 and 25,034.70 is: 37,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698.70 : 54,918.45 = 25,034.70 : x
  2. Step 2: Convert to fraction form
    36,698.70/54,918.45 = 25,034.70/x
  3. Step 3: Cross multiply
    36,698.70x = 54,918.45 × 25,034.70
  4. Step 4: Simplify right side
    36,698.70x = 1,374,866,920.22
  5. Step 5: Solve for x
    x = 1,374,866,920.22/36,698.70
  6. Step 6: Final answer
    x = 37,463.64

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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.