Home / 19,862.26-27,408.36-11,364.58

Finding the Fourth Proportional to 19,862.26, 27,408.36 and 11,364.58

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Solution

The fourth proportional to 19,862.26, 27,408.36 and 11,364.58 is: 15,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.26 : 27,408.36 = 11,364.58 : x
  2. Step 2: Convert to fraction form
    19,862.26/27,408.36 = 11,364.58/x
  3. Step 3: Cross multiply
    19,862.26x = 27,408.36 × 11,364.58
  4. Step 4: Simplify right side
    19,862.26x = 311,484,499.89
  5. Step 5: Solve for x
    x = 311,484,499.89/19,862.26
  6. Step 6: Final answer
    x = 15,682.23

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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.