Home / 19,962.80-27,548.84-11,010.61

Finding the Fourth Proportional to 19,962.80, 27,548.84 and 11,010.61

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Solution

The fourth proportional to 19,962.80, 27,548.84 and 11,010.61 is: 15,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.80 : 27,548.84 = 11,010.61 : x
  2. Step 2: Convert to fraction form
    19,962.80/27,548.84 = 11,010.61/x
  3. Step 3: Cross multiply
    19,962.80x = 27,548.84 × 11,010.61
  4. Step 4: Simplify right side
    19,962.80x = 303,329,409.27
  5. Step 5: Solve for x
    x = 303,329,409.27/19,962.80
  6. Step 6: Final answer
    x = 15,194.74

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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.