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Finding the Fourth Proportional to 45,645.41, 62,984.41 and 25,499.79

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Solution

The fourth proportional to 45,645.41, 62,984.41 and 25,499.79 is: 35,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645.41 : 62,984.41 = 25,499.79 : x
  2. Step 2: Convert to fraction form
    45,645.41/62,984.41 = 25,499.79/x
  3. Step 3: Cross multiply
    45,645.41x = 62,984.41 × 25,499.79
  4. Step 4: Simplify right side
    45,645.41x = 1,606,089,164.52
  5. Step 5: Solve for x
    x = 1,606,089,164.52/45,645.41
  6. Step 6: Final answer
    x = 35,186.21

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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.