Home / 50,927.60-76,373.12-17,638.72

Finding the Fourth Proportional to 50,927.60, 76,373.12 and 17,638.72

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Solution

The fourth proportional to 50,927.60, 76,373.12 and 17,638.72 is: 26,451.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,927.60 : 76,373.12 = 17,638.72 : x
  2. Step 2: Convert to fraction form
    50,927.60/76,373.12 = 17,638.72/x
  3. Step 3: Cross multiply
    50,927.60x = 76,373.12 × 17,638.72
  4. Step 4: Simplify right side
    50,927.60x = 1,347,124,079.21
  5. Step 5: Solve for x
    x = 1,347,124,079.21/50,927.60
  6. Step 6: Final answer
    x = 26,451.75

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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.