Home / 19,005.03-26,231.13-11,051.82

Finding the Fourth Proportional to 19,005.03, 26,231.13 and 11,051.82

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Solution

The fourth proportional to 19,005.03, 26,231.13 and 11,051.82 is: 15,253.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.03 : 26,231.13 = 11,051.82 : x
  2. Step 2: Convert to fraction form
    19,005.03/26,231.13 = 11,051.82/x
  3. Step 3: Cross multiply
    19,005.03x = 26,231.13 × 11,051.82
  4. Step 4: Simplify right side
    19,005.03x = 289,901,727.16
  5. Step 5: Solve for x
    x = 289,901,727.16/19,005.03
  6. Step 6: Final answer
    x = 15,253.95

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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.