Home / 19,071.33-26,304.39-11,113.08

Finding the Fourth Proportional to 19,071.33, 26,304.39 and 11,113.08

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Solution

The fourth proportional to 19,071.33, 26,304.39 and 11,113.08 is: 15,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.33 : 26,304.39 = 11,113.08 : x
  2. Step 2: Convert to fraction form
    19,071.33/26,304.39 = 11,113.08/x
  3. Step 3: Cross multiply
    19,071.33x = 26,304.39 × 11,113.08
  4. Step 4: Simplify right side
    19,071.33x = 292,322,790.42
  5. Step 5: Solve for x
    x = 292,322,790.42/19,071.33
  6. Step 6: Final answer
    x = 15,327.87

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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.