Home / 14,353.31-19,817.22-12,836.16

Finding the Fourth Proportional to 14,353.31, 19,817.22 and 12,836.16

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Solution

The fourth proportional to 14,353.31, 19,817.22 and 12,836.16 is: 17,722.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.31 : 19,817.22 = 12,836.16 : x
  2. Step 2: Convert to fraction form
    14,353.31/19,817.22 = 12,836.16/x
  3. Step 3: Cross multiply
    14,353.31x = 19,817.22 × 12,836.16
  4. Step 4: Simplify right side
    14,353.31x = 254,377,006.68
  5. Step 5: Solve for x
    x = 254,377,006.68/14,353.31
  6. Step 6: Final answer
    x = 17,722.54

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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.