Home / 51,084.20-76,626.30-14,148.20

Finding the Fourth Proportional to 51,084.20, 76,626.30 and 14,148.20

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Solution

The fourth proportional to 51,084.20, 76,626.30 and 14,148.20 is: 21,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,084.20 : 76,626.30 = 14,148.20 : x
  2. Step 2: Convert to fraction form
    51,084.20/76,626.30 = 14,148.20/x
  3. Step 3: Cross multiply
    51,084.20x = 76,626.30 × 14,148.20
  4. Step 4: Simplify right side
    51,084.20x = 1,084,123,834.53
  5. Step 5: Solve for x
    x = 1,084,123,834.53/51,084.20
  6. Step 6: Final answer
    x = 21,222.29

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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.