Home / 14,237.40-19,644.60-8,265.97

Finding the Fourth Proportional to 14,237.40, 19,644.60 and 8,265.97

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Solution

The fourth proportional to 14,237.40, 19,644.60 and 8,265.97 is: 11,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.40 : 19,644.60 = 8,265.97 : x
  2. Step 2: Convert to fraction form
    14,237.40/19,644.60 = 8,265.97/x
  3. Step 3: Cross multiply
    14,237.40x = 19,644.60 × 8,265.97
  4. Step 4: Simplify right side
    14,237.40x = 162,381,674.26
  5. Step 5: Solve for x
    x = 162,381,674.26/14,237.40
  6. Step 6: Final answer
    x = 11,405.29

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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.