Home / 19,558.14-26,987.64-11,061.42

Finding the Fourth Proportional to 19,558.14, 26,987.64 and 11,061.42

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Solution

The fourth proportional to 19,558.14, 26,987.64 and 11,061.42 is: 15,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.14 : 26,987.64 = 11,061.42 : x
  2. Step 2: Convert to fraction form
    19,558.14/26,987.64 = 11,061.42/x
  3. Step 3: Cross multiply
    19,558.14x = 26,987.64 × 11,061.42
  4. Step 4: Simplify right side
    19,558.14x = 298,521,620.85
  5. Step 5: Solve for x
    x = 298,521,620.85/19,558.14
  6. Step 6: Final answer
    x = 15,263.29

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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.