Home / 19,347.35-26,688.26-13,963.79

Finding the Fourth Proportional to 19,347.35, 26,688.26 and 13,963.79

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Solution

The fourth proportional to 19,347.35, 26,688.26 and 13,963.79 is: 19,262.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.35 : 26,688.26 = 13,963.79 : x
  2. Step 2: Convert to fraction form
    19,347.35/26,688.26 = 13,963.79/x
  3. Step 3: Cross multiply
    19,347.35x = 26,688.26 × 13,963.79
  4. Step 4: Simplify right side
    19,347.35x = 372,669,054.85
  5. Step 5: Solve for x
    x = 372,669,054.85/19,347.35
  6. Step 6: Final answer
    x = 19,262.03

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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.