Home / 45,418.80-62,683.40-27,513.28

Finding the Fourth Proportional to 45,418.80, 62,683.40 and 27,513.28

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Solution

The fourth proportional to 45,418.80, 62,683.40 and 27,513.28 is: 37,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,418.80 : 62,683.40 = 27,513.28 : x
  2. Step 2: Convert to fraction form
    45,418.80/62,683.40 = 27,513.28/x
  3. Step 3: Cross multiply
    45,418.80x = 62,683.40 × 27,513.28
  4. Step 4: Simplify right side
    45,418.80x = 1,724,625,935.55
  5. Step 5: Solve for x
    x = 1,724,625,935.55/45,418.80
  6. Step 6: Final answer
    x = 37,971.63

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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.