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Finding the Fourth Proportional to 45,940.98, 63,404.16 and 25,798.71

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Solution

The fourth proportional to 45,940.98, 63,404.16 and 25,798.71 is: 35,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,940.98 : 63,404.16 = 25,798.71 : x
  2. Step 2: Convert to fraction form
    45,940.98/63,404.16 = 25,798.71/x
  3. Step 3: Cross multiply
    45,940.98x = 63,404.16 × 25,798.71
  4. Step 4: Simplify right side
    45,940.98x = 1,635,745,536.63
  5. Step 5: Solve for x
    x = 1,635,745,536.63/45,940.98
  6. Step 6: Final answer
    x = 35,605.37

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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.