Home / 48,638.95-67,120.85-27,418.23

Finding the Fourth Proportional to 48,638.95, 67,120.85 and 27,418.23

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Solution

The fourth proportional to 48,638.95, 67,120.85 and 27,418.23 is: 37,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.95 : 67,120.85 = 27,418.23 : x
  2. Step 2: Convert to fraction form
    48,638.95/67,120.85 = 27,418.23/x
  3. Step 3: Cross multiply
    48,638.95x = 67,120.85 × 27,418.23
  4. Step 4: Simplify right side
    48,638.95x = 1,840,334,971.64
  5. Step 5: Solve for x
    x = 1,840,334,971.64/48,638.95
  6. Step 6: Final answer
    x = 37,836.65

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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.