Home / 19,347.13-26,703.78-11,797.62

Finding the Fourth Proportional to 19,347.13, 26,703.78 and 11,797.62

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Solution

The fourth proportional to 19,347.13, 26,703.78 and 11,797.62 is: 16,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347.13 : 26,703.78 = 11,797.62 : x
  2. Step 2: Convert to fraction form
    19,347.13/26,703.78 = 11,797.62/x
  3. Step 3: Cross multiply
    19,347.13x = 26,703.78 × 11,797.62
  4. Step 4: Simplify right side
    19,347.13x = 315,041,049.00
  5. Step 5: Solve for x
    x = 315,041,049.00/19,347.13
  6. Step 6: Final answer
    x = 16,283.61

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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.