Home / 19,009.24-26,232.06-13,427.80

Finding the Fourth Proportional to 19,009.24, 26,232.06 and 13,427.80

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Solution

The fourth proportional to 19,009.24, 26,232.06 and 13,427.80 is: 18,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,009.24 : 26,232.06 = 13,427.80 : x
  2. Step 2: Convert to fraction form
    19,009.24/26,232.06 = 13,427.80/x
  3. Step 3: Cross multiply
    19,009.24x = 26,232.06 × 13,427.80
  4. Step 4: Simplify right side
    19,009.24x = 352,238,855.27
  5. Step 5: Solve for x
    x = 352,238,855.27/19,009.24
  6. Step 6: Final answer
    x = 18,529.88

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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.