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Finding the Fourth Proportional to 45,259.49, 62,459.78 and 27,351

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Solution

The fourth proportional to 45,259.49, 62,459.78 and 27,351 is: 37,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259.49 : 62,459.78 = 27,351 : x
  2. Step 2: Convert to fraction form
    45,259.49/62,459.78 = 27,351/x
  3. Step 3: Cross multiply
    45,259.49x = 62,459.78 × 27,351
  4. Step 4: Simplify right side
    45,259.49x = 1,708,337,306.03
  5. Step 5: Solve for x
    x = 1,708,337,306.03/45,259.49
  6. Step 6: Final answer
    x = 37,745.39

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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.