Home / 19,305.41-26,642.12-11,347.49

Finding the Fourth Proportional to 19,305.41, 26,642.12 and 11,347.49

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Solution

The fourth proportional to 19,305.41, 26,642.12 and 11,347.49 is: 15,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.41 : 26,642.12 = 11,347.49 : x
  2. Step 2: Convert to fraction form
    19,305.41/26,642.12 = 11,347.49/x
  3. Step 3: Cross multiply
    19,305.41x = 26,642.12 × 11,347.49
  4. Step 4: Simplify right side
    19,305.41x = 302,321,200.15
  5. Step 5: Solve for x
    x = 302,321,200.15/19,305.41
  6. Step 6: Final answer
    x = 15,659.93

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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.