Home / 19,725.70-27,222.06-10,773.66

Finding the Fourth Proportional to 19,725.70, 27,222.06 and 10,773.66

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Solution

The fourth proportional to 19,725.70, 27,222.06 and 10,773.66 is: 14,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,725.70 : 27,222.06 = 10,773.66 : x
  2. Step 2: Convert to fraction form
    19,725.70/27,222.06 = 10,773.66/x
  3. Step 3: Cross multiply
    19,725.70x = 27,222.06 × 10,773.66
  4. Step 4: Simplify right side
    19,725.70x = 293,281,218.94
  5. Step 5: Solve for x
    x = 293,281,218.94/19,725.70
  6. Step 6: Final answer
    x = 14,867.98

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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.