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Finding the Fourth Proportional to 45,482, 62,765.64 and 25,610

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Solution

The fourth proportional to 45,482, 62,765.64 and 25,610 is: 35,342.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,482 : 62,765.64 = 25,610 : x
  2. Step 2: Convert to fraction form
    45,482/62,765.64 = 25,610/x
  3. Step 3: Cross multiply
    45,482x = 62,765.64 × 25,610
  4. Step 4: Simplify right side
    45,482x = 1,607,428,040.40
  5. Step 5: Solve for x
    x = 1,607,428,040.40/45,482
  6. Step 6: Final answer
    x = 35,342.07

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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.