Home / 50,257.06-75,386.18-12,817.06

Finding the Fourth Proportional to 50,257.06, 75,386.18 and 12,817.06

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Solution

The fourth proportional to 50,257.06, 75,386.18 and 12,817.06 is: 19,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,257.06 : 75,386.18 = 12,817.06 : x
  2. Step 2: Convert to fraction form
    50,257.06/75,386.18 = 12,817.06/x
  3. Step 3: Cross multiply
    50,257.06x = 75,386.18 × 12,817.06
  4. Step 4: Simplify right side
    50,257.06x = 966,229,128.15
  5. Step 5: Solve for x
    x = 966,229,128.15/50,257.06
  6. Step 6: Final answer
    x = 19,225.74

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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.