Home / 19,016.96-26,242.80-13,359.92

Finding the Fourth Proportional to 19,016.96, 26,242.80 and 13,359.92

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Solution

The fourth proportional to 19,016.96, 26,242.80 and 13,359.92 is: 18,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.96 : 26,242.80 = 13,359.92 : x
  2. Step 2: Convert to fraction form
    19,016.96/26,242.80 = 13,359.92/x
  3. Step 3: Cross multiply
    19,016.96x = 26,242.80 × 13,359.92
  4. Step 4: Simplify right side
    19,016.96x = 350,601,708.58
  5. Step 5: Solve for x
    x = 350,601,708.58/19,016.96
  6. Step 6: Final answer
    x = 18,436.26

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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.