Home / 19,817.22-27,347.73-10,865.04

Finding the Fourth Proportional to 19,817.22, 27,347.73 and 10,865.04

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Solution

The fourth proportional to 19,817.22, 27,347.73 and 10,865.04 is: 14,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817.22 : 27,347.73 = 10,865.04 : x
  2. Step 2: Convert to fraction form
    19,817.22/27,347.73 = 10,865.04/x
  3. Step 3: Cross multiply
    19,817.22x = 27,347.73 × 10,865.04
  4. Step 4: Simplify right side
    19,817.22x = 297,134,180.36
  5. Step 5: Solve for x
    x = 297,134,180.36/19,817.22
  6. Step 6: Final answer
    x = 14,993.74

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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.