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Finding the Fourth Proportional to 50,695.32, 75,976.74 and 27,271.32

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Solution

The fourth proportional to 50,695.32, 75,976.74 and 27,271.32 is: 40,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,695.32 : 75,976.74 = 27,271.32 : x
  2. Step 2: Convert to fraction form
    50,695.32/75,976.74 = 27,271.32/x
  3. Step 3: Cross multiply
    50,695.32x = 75,976.74 × 27,271.32
  4. Step 4: Simplify right side
    50,695.32x = 2,071,985,989.10
  5. Step 5: Solve for x
    x = 2,071,985,989.10/50,695.32
  6. Step 6: Final answer
    x = 40,871.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.