Home / 19,742.33-27,244.35-10,789.89

Finding the Fourth Proportional to 19,742.33, 27,244.35 and 10,789.89

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Solution

The fourth proportional to 19,742.33, 27,244.35 and 10,789.89 is: 14,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.33 : 27,244.35 = 10,789.89 : x
  2. Step 2: Convert to fraction form
    19,742.33/27,244.35 = 10,789.89/x
  3. Step 3: Cross multiply
    19,742.33x = 27,244.35 × 10,789.89
  4. Step 4: Simplify right side
    19,742.33x = 293,963,539.62
  5. Step 5: Solve for x
    x = 293,963,539.62/19,742.33
  6. Step 6: Final answer
    x = 14,890.02

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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.