Home / 19,472.64-26,873.28-11,091.84

Finding the Fourth Proportional to 19,472.64, 26,873.28 and 11,091.84

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Solution

The fourth proportional to 19,472.64, 26,873.28 and 11,091.84 is: 15,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472.64 : 26,873.28 = 11,091.84 : x
  2. Step 2: Convert to fraction form
    19,472.64/26,873.28 = 11,091.84/x
  3. Step 3: Cross multiply
    19,472.64x = 26,873.28 × 11,091.84
  4. Step 4: Simplify right side
    19,472.64x = 298,074,122.04
  5. Step 5: Solve for x
    x = 298,074,122.04/19,472.64
  6. Step 6: Final answer
    x = 15,307.33

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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.